4 Pack Kayak Track Rail Mount Tie Down kayak mounting hardware for most track system on boats, kayak or canoe. Good to hold a cooler, fishing plier lanyard/net, paddle leash or other kayak accessories to the track. No need drill holes on the kayak. Easy to tighten, loosen or move and compatible with most track . Made of 304 Stainless steel. Anti-rust in salt water environment. 1. Material: Stainless steel. Anti-rust even in salt water environment. 2. Track Mount : Compatible with most track .(Tie Down Only No Track included) colour:silver size:30x20x5mm Package Contents: 4 Sets x Kayak Rail Mount Tie Down Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.