??????????????: These bike hex crank arm fixing bolts can prevent water, dust, or dirt from entering the bottom bracket, securely fasten the cranks, and extend the service life of the bottom bracket
????????????????: Crank arm fixing bolts are made of metal materials, sturdy and wear-resistant, not prone to deformation. The shaft is coated with blue anti-slip paint, reducing the likelihood of slipping off
???????? ???? ??????????: The metal bicycle crankset screws are small and lightweight, making them easy to store in the toolbox. You can store the remaining screws for next time
??????????????????: 0.83 inch (Dia); 1.06 inch (Full length) ; 0.31 inch (Shaft diameter); 0.71 inch (Shaft length). Please make sure to use metric 8mm allen head for installation
?????????????? ??????????????: 4pcs bottom bracket screws. Suitable for most bicycle cranks, for fixing square cranksets and bottom brackets
