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Chain Rings O.SYMETRIC








Ergo Aerosymetric 7075
rerefence : Osymetric_110mm Ergo Aero
Full shape for a benefit of stiffness and aerodynamic. Especially design for Time Trial and Triathlon.

Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 110 mm, 4 arms, black, 11/10 speed
available teeth combination: Outside: 54/56 teeth
(Inside: 42/44 teeth)
107 g
Ergo Aerosymetric 7075
rerefence : Osymetric_110mm Ergo Aero petit
Especially designed for Time Trial and Triathlon.

Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 110 mm, 4 arms, black, 11/10 speed
available teeth combination: Inside: 42/44 teeth
(Outside: 54/56 teeth)
50 g
Ergo Aerosymetric 7075
rerefence : Osymetric_130mm Ergo Aero
Full shape for a benefit of stiffness and aerodynamic. Especially design for Time Trial and Triathlon.

Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 130 mm, 5 arms, black, 11/10 speed
available teeth combination: Outside: 54/56 teeth
(Inside: 42/44 teeth)
113 g
Ergo Aerosymetric 7075
rerefence : Osymetric_130mm Ergo Aero petit
Especially designed for Time Trial and Triathlon.

Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 130 mm, 5 arms, black, 11/10 speed
available teeth combination: Inside: 42/44 teeth
(Outside: 54/56 teeth)
50 g
O.Symetric 7075
rerefence : Osymetric_110mm
Road Race / Triathlon Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 110 mm, black, 11/10 speed
available teeth combination: Outside: 50/52 teeth
(Inside: 38 teeth)
98 g
O.Symetric 7075
rerefence : Osymetric_110mm_small
Road Race / Triathlon Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 110 mm, black, 11/10 speed
available teeth combination: Inside: 38 teeth
(Outside: 50/52 teeth)
50 g
O.Symetric 7075
rerefence : Osymetric_130mm
Road Race / Triathlon Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 130 mm, black, 11/10 speed
available teeth combination: Outside: 50/52/54/56 teeth
(Inside: 42/44 teeth)
98 g
O.Symetric 7075
rerefence : Osymetric_130mm_small
Road Race / Triathlon Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 130 mm, black, 11/10 speed
available teeth combination: Inside: 42/44 teeth
(Outside: 50/52/54/56 teeth)
50 g
O.Symetric 7075 Campagnolo 110 mm Type D
rerefence : Osymetric_110mm Campa
Road Race / Triathlon Chain Ring Type "D" from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: Campagnolo - for the crank sets Ultra Torque Super Record, Record, Chorus, Athena Alu
BCD 110 mm, black, 11/10 speed
available teeth combination: Outside: 50/52 teeth
(Inside: 38 teeth)
98 g
O.Symetric 7075 Campagnolo 110 mm Type D
rerefence : Osymetric_110mm_small
Road Race / Triathlon Chain Ring Type "D" from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: Campagnolo - for the crank sets Ultra Torque Super Record, Record, Chorus, Athena Alu
BCD 110 mm, black, 11/10 speed
available teeth combination: Inside: 38 teeth
(Outside: 50/52 teeth)
50 g
O.Symetric 7075 Campagnolo 135 mm Type D
rerefence : Osymetric_135mm Campa
Road Race / Triathlon Chain Ring Type "D" from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: Campagnolo - for the crank sets Ultra Torque Super Record, Record, Chorus, Athena Alu
BCD 135 mm, black, 11/10 speed
available teeth combination: Outside: 54 teeth
(Inside: 44 teeth)
98 g
O.Symetric 7075 Campagnolo 135 mm Type D
rerefence : Osymetric_135mm_small
Road Race / Triathlon Chain Ring Type "D" from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: Campagnolo - for the crank sets Ultra Torque Super Record, Record, Chorus, Athena Alu
BCD 135 mm, black, 11/10 speed
available teeth combination: Inside: 44 teeth
(Outside: 54 teeth)
50 g
O.Symetric 7075 Campagnolo 145/112 mm - grand
rerefence : Osymetric_145/112mm Campa - grand
Road Race Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: Campagnolo - for the crank sets Super Record, Record, Chorus, Athena Alu
BCD 145 mm, black, 11 speed
available teeth combination: Outside: 50(34)/50(36)/52(36)/52(38)/54(44) teeth
(Inside: 34/36/38/44 teeth)
0 g
O.Symetric 7075 Campagnolo 145/112 mm - petit
rerefence : Osymetric_145/112mm Campa - petit
Road Race Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: Campagnolo - for the crank sets Super Record, Record, Chorus, Athena Alu
BCD 112 mm, black, 11 speed
available teeth combination: Inside: 34/36/38/44 teeth
(Outside: 50(34)/50(36)/52(36)/52(38)/54(44) teeth)
0 g
O.Symetric 7075 MTB 2 x 10 Standard
rerefence : 264067
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Stronglight, Shimano, FSA
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Outside: 38 teeth
(Inside: 28 teeth)
40 g
O.Symetric 7075 MTB 2 x 10 Standard
rerefence : 264068
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Stronglight, Shimano, FSA
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 64 mm, black, 10 speed
available teeth combination: Inside: 28 teeth
(Outside: 38 teeth)
28 g
O.Symetric 7075 MTB 3 x 10 Standard
rerefence : 264063
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Stronglight, Shimano, FSA
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Outside: 42 teeth
(Middle 34 teeth; Inside: 24 teeth)
44 g
O.Symetric 7075 MTB 3 x 10 Standard
rerefence : 264064
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Stronglight, Shimano, FSA
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Middle 34 teeth
(Outside: 42 teeth; Inside: 24 teeth)
40 g
O.Symetric 7075 MTB 3 x 10 Standard
rerefence : 264065
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Stronglight, Shimano, FSA
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 64 mm, black, 10 speed
available teeth combination: Inside: 24 teeth
(Outside: 42 teeth; Middle 34 teeth)
28 g
O.Symetric 7075 MTB Single Speed
rerefence : 264069
MTB Chain Ring Single Speed from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: 34 teeth
34 g
O.Symetric 7075 Shimano 4 arms
rerefence : Osymetric 4 arm
Road Race Chain Ring from Aluminium 7075-T6; for crank sets Shimano DURA ACE FC9000 & ULTEGRA FC6800 & 105 FC5800 - 4 arms
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 110 mm, black, 11 speed
available teeth combination: Outside: 44/50/52/54/56 teeth
(Inside: 34/38/42/44 teeth)
90 g
O.Symetric 7075 Shimano 4 arms
rerefence : Osymetric 4 arm small
Road Race Chain Ring from Aluminium 7075-T6; for crank sets Shimano DURA ACE FC9000 & ULTEGRA FC6800 & 105 FC5800 - 4 arms
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 110 mm, black, 11 speed
available teeth combination: Inside: 34/38/42/44 teeth
(Outside: 44/50/52/54/56 teeth)
50 g
O.Symetric BMX RACE Chainring 104 mm
rerefence : BMX_O.Symetric
BMX Chain Ring from Aluminium 7075-T6
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black,
available teeth combination: 38/42/44/50 teeth

Need to be used with a chin tensioner available in our range; see spare parts "Stronglight"
80 g
O.Symetric compatible Shimano XT FC-M785 2x10
rerefence : 264120
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XT FC-M785
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Outside: 38 teeth
(Inside: 28 teeth)
40 g
O.Symetric compatible Shimano XT FC-M785 2x10
rerefence : 264121
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XT FC-M785
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 64 mm, black, 10 speed
available teeth combination: Inside: 28 teeth
(Outside: 38 teeth)
28 g
O.Symetric compatible Shimano XTR FC-M980 2x10
rerefence : 264117
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XTR FC-M980
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Outside: 38 teeth
(Inside: 28 teeth)
40 g
O.Symetric compatible Shimano XTR FC-M980 2x10
rerefence : 264118
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XTR FC-M980
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 64 mm, black, 10 speed
available teeth combination: Inside: 28 teeth
(Outside: 38 teeth)
28 g
O.Symetric Compatible Shimano XTR FC-M980 3x10
rerefence : 264110
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XTR FC-M980
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Outside: 42 teeth
(Middle 34 teeth; Inside: 24 teeth)
44 g
O.Symetric Compatible Shimano XTR FC-M980 3x10
rerefence : 264111
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XTR FC-M980
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: Middle 34 teeth
(Outside: 42 teeth; Inside: 24 teeth)
44 g
O.Symetric Compatible Shimano XTR FC-M980 3x10
rerefence : 264112
MTB Chain Ring from Aluminium 7075-T6
compatible with crank sets Shimano XTR-FC980
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 64 mm, black, 10 speed
available teeth combination: Inside: 24 teeth
(Outside: 42 teeth; Middle 34 teeth)
28 g
O.Symetric Compatible SRAM GXP XX1 X01 X1 X0 X9
rerefence : SRAM DIRECT MOUNT GXP
MTB Chain Ring Narrow Wide from Aluminium 7075-T6
compatible with crank set SRAM GXP XX1 X01 X1 X0 X9
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: 7075-T6, black, 11 speed
available teeth combination: 28/30/32/34 teeth
0 g
O.Symetric Compatible SRAM x0  - 2 x 10
rerefence : 264114
MTB Chain Ring from Aluminium 7075-T6
compatible with crank set SRAM X0 + Stronglight Vision/Lexar
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 104 mm, black, 10 speed
available teeth combination: outside: 34 teeth
(inside: 28 teeth)
0 g
O.Symetric Compatible SRAM x0  - 2 x 10
rerefence : 264115
MTB Chain Ring from Aluminium 7075-T6
compatible with crank set SRAM X0 + Stronglight Vision/Lexar
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 64 mm, black, 10 speed
available teeth combination:inside: 28 teeth
(outside: 34 teeth)
0 g
O.Symetric Compatible SRAM x01
rerefence : 264132
MTB Chain Ring Single Speed from Aluminium 7075-T6
compatible with crank set SRAM X01
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 94 mm, black, 11 speed
available teeth combination: 34 teeth
34 g
O.Symetric Compatible SRAM XX1
rerefence : SRAM XX1
MTB Chain Ring Single Speed from Aluminium 7075-T6
compatible with crank set SRAM XX1
Chain Ring in non ciruclair shape to obtain a better performance of + 10 %, more acceleration / stimulus, reduction of Lactic Acid of - 10 %, lees weariness

Compatible / Material: BCD 76 mm, black, 11 speed
available teeth combination: 30/32/34 teeth
37 g