【Bike Crank Screw】This product is used to fix the crank and crank of the sprocket. Product diameter: 28 mm, nut diameter: 20 mm. Quantity: 2pcs/set.
【CNC High Precision Machining】The crank arm screws is made of 7075 aluminum alloy material which is anti-rust, resistant, sturdy. Good processing with good texture can ensure a long service life.
【Bright Colors】Crankset Screws with colorful style, suitable for personality modificine. Light weight but strong, corrosion resistant, sturdy.
【M20 Crank Screws】This bike crank bolts fits most mountain bikes with hollow shaft. Easy to install and remove by using the British 3/8 allen wrench (not included).
【Crankset Arm Fixing Bolt】Smooth surface, fine finish, long life. Wonderful accessory for your bike! It is a great accessory for cycling enthusiasts.