2pcs ZTTO Bicycle Aluminum Alloy Crank Cover Mountain Bike Crank Screws, Style: M20 Red

Two pieces of aluminum alloy crank cover screws designed for mountain bikes. They are intended for fixing the crank and chain wheel.

• Product type: Screws
• Material: Aluminum alloy
• Color: M20 Red
• Key feature: Red anodized finish
• Compatibility: Shimano M4000, M590, M596, M661, SLX, XT, XTR
• Light and compact design
• High hardness
• Easy to install
• Spreads pressure and tightens nuts on parts
• Reduces chance of damaging parts
• Corrosion resistant
• Durable and sturdy
• M18 thread screws suitable for Prowheel hollow one-piece discs; FS.A discs; old FC-4500 and FC 5600 road discs
• M19 thread screws suitable for ZTTO, IXF and other brands of hollow one-piece discs
• M20 crank cover screws suitable for Shimano sets