Use Screw City Rail Bolts and your rails will never rip off your board again! With a designed bolthead made up of small pyramidal structures, the bolts blend right in with your grip. Screw city rail bolts don't screw into your board, they go all the way through your board. Tools are required for mounting. Includes 8 Boltheads and 8 Screws. Fits all standard 4-hole designed rails.

Review photographed installation instructions for proper use. You must drill holes through your board using a 13/64 bit.