[5/16inch Diameter] : These Hitch Pins diameter of 5/16inch (8mm), are suitable for quick release applications in most situations. [Heavy Duty Wire Lock Pin] : Pack of 20 shaft locking pins could work perfectly as a replacement for lose part and lock into position. Secures coupler latches, jack legs, pintle hooks and more. [Rust & Corrosion Resistant] : Made of high quality carbon steel material, zinc plated resists corrosion, durable and sturdy, suitable for long-term outdoor use. [Secure Design] : These spring locking pins are structurally strong, wil not loosen during use. Arch retainer wire clip provides a quick latch and added clearance. [Wide Applications] : Great for table saw, lawn, gardening, farming, truck, boat, trailer and other locking applications. Colour: silver Material: carbon steel Size: 70 x 8mm Package Contents: 20 x Wire Lock Pin 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.