ITEM NAME:New 5x50mm 316 SS Locking Pin Safety Coupler Pin For Vehicle Marine Hardware Description: Round arch wire shaft lock pin for boat, bimini top, deck hinge, trailers. Marine grade 316 stainless steel construction, very tough. Superior corrosion resistance and durability in saltwater environment. These spring locking pins are structurally strong and reasonably constructed, which are very convenient to use and wil not loosen during use. Great for lawn, gardening, farming, truck, boat, trailer or other locking applications. Specification: Color: Silver Material: 316 Stainless Steel Size: As the piscture shown Package Includes: 1 Piece Quick Release Pin Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Color may be slightly different from the pictures because of different screen and light. Please kindly understand..Marine grade 316 stainless steel construction, very tough. Material: 316 Stainless Steel. Great for lawn, gardening, farming, truck, boat, trailer or other locking applications. These spring locking pins are structurally strong and reasonably constructed, which are very convenient to use and wil not loosen during use.