Packaging Accessories: There are 4pcs quick release pins, fully equipped, easy to replace worn or damaged, to meet the replacement needs of different projects. Easy to Use: Standard manufacture, smooth lines, quick stop pin is easy and safe to hold in hand, easy to install and remove, easy to operate and control.Accurate Installation: With slideable spring and drop cam, quick release safety pin is responsive, accurate installation, secure in place and stable connection. Wide Range of Ship Applications: With strong practicability and high compatibility, these quick release pins are widely used in various shipbuilding and ship outfitting roofs and support rods, deck hinges, etc. High Quality: Made of marine grade 316 stainless steel, the release pin is very strong and corrosion resistant, with high hardness and strength, light and compact, easy to carry and store. Material: 316 stainless steel Size: 6.3*51mm/6.3*76mm Weight: 18g/23g Packing method: OPP bag Packing list:4 x Pins