Chainring Bolts for BMX

BMX Chainring Bolts in chrome
These BMX Chainring Bolts are standard 4mm BMX sprocket bolts. There are five per bag. Attach your chainring to your spider with a little style and weight reduction. These fit on most 5 bolt chainrings and some 4 bolt chainrings. These will fit the MCS American Made 5 bolt chainring for one example. These use a 5mm Allen Wrench to install. 4 bolt 104bcd cranks sometimes use longer 7mm bolts. This is the most common size for BMX bikes. SOme thicker sprockets or siders may require a longer chainring bolt. We also sell the colored aluminum bmx chainring bolts. These are sold in 4 bolt or 5 bolt. Box makes a bolt set that has both sizes included in one pack.