EP06A Alloy Spider for BCD107 -Chainline: 50/53mm -Compatible with SRAM shifting system -Compatible with most mid-drive motors

CEC05-F2-ETOR -Carbon Hollow Forged Crankarm -Offset: 2mm -Length: 165/170/172.5/175mm -Compatible with Fazua Ride60 Motor

EC53+EMG06 EC53 - Offset: 13 mm - Interface: ISIS/BNI - Length: 150/155/160/165/170/175mm - Pedal insert option - Self-extracting spindle bolt option EMG06 -Teeth: 36/38/40/42/44T -Compatible with chain and belt system -Compatible with most of the mid-drive motors

BCM01J -Carbon Hollow Crankarm -2PCS 3-bolt pattern Direct Mount -28.99/30mm Alloy Spindle -Length: 135/145/155/165mm -Compatible with Shimano and SRAM shifting system

TAF56 -Alloy Forged Crankarm -2PCS with Asymmetric BCD110 -24mm Cr-mo Spindle -Length: 160/165/170/172.5/175mm -Compatible with Shimano CUES and SRAM shifting system

ER Series -Designed for riders of all kinds. Made to withstand any road conditions. Less parts for the best product durability; Less parts for streamlining manufacturing process; Less parts for cleaner and simpler product design; Less is More.