Shimano 105 FC-RS520 12 Speed Crankset Chainring:50/34 and also acts as a

and also acts as a compression lock against the pump handle to keep it from moving unless you want it to

5 and 175mm

Built to be practical and functional

Interior - Hi-contrast red material with separate ID

Ensures a clean and straight cut

Shimano 105 FC-RS520 12 Speed Crankset Chainring:50/34 and also acts as aThe elegant shape and the chic finish round off the overall high quality impression of this Shimano FC RS520 2 x 12 speed 2 PIECE crankset. Matches the new 105 Di2 R7100 group. Features The Science of Speed: Shimano 2x12 speed Crank FC RS520 The next generation: Shimano 105 featuring Di2 draws on the design philosophy The Science of Speed bringing fresh momentum, comfort and control. It lets you embrace an open road, full of infinite possibilities. Go