MAHLE Smartbike Systems X35 SP1 External Ebike Battery/Range Extender - Battery Holder Cable Retention Straps MFPN=100-019-017 These ONLY can be mounted

These ONLY can be mounted to Wolf Tooth stainless steel direct mount chainrings

5-Pawl Solix freehub body with 605 points of engagement

Primary Color Black Color Black Size S

Industry Nine Pawl kits are replacement parts for Torch or Pre-Torch hubs

MAHLE Smartbike Systems X35 SP1 External Ebike Battery/Range Extender - Battery Holder Cable Retention Straps MFPN=100-019-017 These ONLY can be mountedThe Mahle X35 SP1 Range extender battery provides 36V 208Wh of additional power bringing the total capacity to 450W for the X35 drive system. The Range extender includes a holder that mounts to the water bottle bosses on the frame. It charges the main battery while riding and offers a parallel power supply to the motor when the power draw exceeds 2A. 36V 208Wh Panasonic BUS Compatible (Smart) Balanced operation as charger or independent battery The