This set of Bicycle Bottom Bracket Axle Bolts and Bike Alan Crank Screws by SIMPONA is made of steel and is compatible with Shimano brand bikes. The set includes 2 silver-coloured M8 bolts with a length of 28mm and a height of 8mm, suitable for various types of bikes such as adult tricycles, mountain bikes, road bikes, and BMX bikes. The part type is a crank arm fixing, weighing 15g and manufactured in China. Ideal for maintaining and repairing your bike's bottom bracket and crank arm.
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