5pcs MTB Chainring Screw Mountain Road Bike Refitting Crankset Parts 7-2mm Fixing Bolts for Double Chainwheel Black

Type: MTB Chainring Screw Bolts Material: 1018 Steel Color: Black Effective Height: 4.9mm, 7.2mm Fit for: Single/Double Speed Chainring Feature: Light weight, high hardness, large twisting force, bright color. High Quality: Made of anodizing 1018 steel with fine workmanship, anti-rust, corrosion resistance, anti-impact, sturdy and durable to use. Easy to install: High precision thread, complete without burrs, easy to fasten with simple tools. Application: Suitable for the refitting or repairment of MTB, mountain bike, small wheel bike, BMX, track bike, fixedgear, road bike, folding bike, dead flying bicycle disc.