4x OZ8M35 Head Cap Screw Stainless Full Thread. Rain Gutter Awning Mounts and Roof Rack Legs in 23.5cm, 41cm and 44cm heights, designed for vans, buses, campervans, motorhomes, conversions, and ex-rescue vehicles. Engineered specifically to suit Japanese imports and vehicles with rain gutters. Gutter mount roof rack bracket supplied by ozroofracks. Features: Designed for gutter mount roof rack systems. Manufactured through an auto-part metal stamping mould. Great strength and durability. Supplied with mounting hardware. Quick and easy installation.