The PD-M520 has a compact body and open binding for reliable clipping in and out in all conditions

tapered bullet tip stays and welded chain stay brake mounts

it is a great way to shave some weight of your wheelset

This keeps the frame clean and simple while also allowing the seat to be slammed lower

SPOKE HOLES:28

Federal Command Sprocket Colour:Black The PD-M520 has a compactThe Federal Command Sprocket was designed to work with and without a guard, offering a lighter alternative to their Solid Impact Sprocket. It's built from high quality 6061 T6 aluminium that's fully CNC machined to ensure maximum strength without adding excessive weight. The Command Sprocket will fit 19mm, 22mm and 24mm cranks with the supplied adapters. ###section### Product Specs TYPE: Bolt On MATERIAL: Alloy WEIGHT: 81. 6g (2. 88oz)