Bosch Gen4 104 BCD Spider - 4-Bolt, 104 BCD, Aluminum, Black light part BOTTOM-OUTS: 39% fewer bottom-outs than

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

Sealed stainless steel cartridge bearings for unsurpassed reliability

Size 130mm / Weight 252g

A layer of gel across the top gives an additional level of relief to the Cite X Gel

Bosch Gen4 104 BCD Spider - 4-Bolt, 104 BCD, Aluminum, Black light part BOTTOM-OUTS: 39% fewer bottom-outs thanThe 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