SRAM, Eagle S200 B1, Crank Arm, 155mm, DUB, BCD: Direct Mount SRAM 3 Bolt, Black Features The Eagle S200 DUB crankset is engineered to deliver consistent performance ride after ride. Featuring a 3-Bolt interface for compatibly with Eagle X-Sync 2 chainrings, and DUB technology for a uniform approach to fitment, better sealing and forward and backward bottom bracket compatibility. Available in progressive lengths from 175mm down to 155mm, the Eagle S200 crank assembly is the no frills choice of riders who value simplicity. Aluminum crank arms 3-bolt interface compatible 6061 DUB Spindle SRAM Model ID: FC-S200-ASSY-B1 BCD: Direct Mount SRAM 3 Bolt Crank Arm Length: 155mm Interface: DUB Position: Pair Primary Color: Black