MUQZI Waterproof M15/M18/M19/M20 MTB Chainring Bolt Crankset Nut Bottom Bracket Crank Bottom Bracket Bolt Bicycle Crank Bike Crank Cover Screw Crank Bolt Cover Bicycle Crankset Nut Bike Crank Arm Fixing Bolt

Packaging: 1PC Crane cover screw Color：rainbow/black/red/silver/purple/gold Weight：8g Please make sure the size corresponds to your crank before buying）Material：aluminum alloy Specifications：M15/M18/M19/M20 Brand：hassns Model: M18 MTB crank cover screw; suitable for PROWHEEL / FS.A / FC-4500 / FC-5600 road bike cranks, as well as cranks with a screw diameter of 18mm. M19 MTB crank cover screw: suitable for hollow integrated cranks of IXF / LEBYCLE and other brands, as well as cranks with a screw diameter of 19mm. M20 MTB crank cover screw: suitable for M4000/M590/M596/M661/SLX/XT/XTR as well as cranks with a screw diameter of 20mm