NEW Shimano BB-UN300 Bottom Bracket - English, 68 x 117.5mm Spindle, Square Tape tolist microSHIFT's top-of-the-line ADVENT X rear

microSHIFT's top-of-the-line ADVENT X rear derailleur delivers high-end performance without high-end headaches

6 clamp for most Salsa Scandium frames

Length: 85 cm

The Optimum 2

Length of clamp area 1-5/8" (41mm)

NEW Shimano BB-UN300 Bottom Bracket - English, 68 x 117.5mm Spindle, Square Tape tolist microSHIFT's top-of-the-line ADVENT X rearShimano BB UN300 Square Spindle Bottom Brackets Fits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle Defined Color: Black Bottom Bracket Shell I. D.: 1. 37 Spindle Length: 117. 5 Spindle Interface Type: Square Taper JIS BB Shell Width (mm): 68 BB Frame Interface: English