E*thirteen Helix R e*spec Chainring for Bosch SX/CX4 - Black Forks The kit also contains sintered

The kit also contains sintered pads

Forged and CNC machined 7150 series aluminium alloy crank arms

Tread design: Excellent traction and braking performance thanks to special central stud arrangement

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Compression moulded carbon fibre arms

E*thirteen Helix R e*spec Chainring for Bosch SX/CX4 - Black Forks The kit also contains sinteredHelix Race e*spec Chainring 32T Bosch SX Gen4 CX Direct Mount 15mm Offset Shimano SRAM 11 12s Chain Compatible Black Helix R e*spec Chainrings merge cutting edge design and performance. Originally designed as an upgrade for Bosch CX Gen4 e bikes, these rings are now also available TQ HPR50, Fazua Ride 60, Shimano EP8, as well as in Specialized SL1. 1 and 2. 1 2. 2 motors. The 1 piece direct mount chainring, forged and machined from 7075 AL, boasts