Bosch Gen4 104 BCD Spider - 4-Bolt, 104 BCD, Aluminum, Black light part Alongside this flagship damper

Alongside this flagship damper

Sealed stainless steel cartridge bearings for unsurpassed reliability

The soft four-way stretch fabric and articulated design ensure a perfect fit

BOTTOM-OUTS: 39% fewer bottom-outs than a standard air spring

completely redesigned tread features square lugs that bite in on soft soil

Bosch Gen4 104 BCD Spider - 4-Bolt, 104 BCD, Aluminum, Black light part Alongside this flagship damperThe RaceFace Bosch Gen 4 spider allows the use of RaceFace 104 BCD rings on RaceFace ebike cranksets (52mm chainline). This spider is only compatible with Bosch Gen 4 Performance Line CX motor Any RaceFace 104 BCD chainring will mount securely with the included hardware, including the RaceFace SHI 12 speed rings Aluminum