2Pcs Bike Hexagonal Crank Arm Fixing Bolts Screws Capless Bottom Bracket Screws for Mountain and Road Bikes Enduring

Features: Make from Steel materials, it have good mechanical property, toughly, and corrosions resistance. High hardness & tensile strength, low wear tear, Enduring & reliable use. Suitable for installing middle axles of bicycles square hole. Accurate and smooth tapping, easily installation. Suitable for installing the center axles of various bicycles, such as mountain bicycles, foldings bicycles.

Specifications: Materials: Steel Styles: about 8mmx15/10mmx14/12mmx14/15mmx15 Detail size as shown in the picture

Package Includes: 2Pcs Bike Hexagonal Crank Arm Bolts

note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.