4 Pack Quick Release Pins, Diameter 5/16"(8mm), Usable Length: 2-1/4"(57mm), Full 316 Stainless Steel, Bimini Top Pin, Marine Hardware, All Parts are Made of 316 Stainless Steel: Amazon.com: Industrial & Scientific
LG/LM - LOCKWELL Quick Release Pins | Southco
Quick Release Pin, 1/4 x .5 Grip 98-2505 [98-2505] - $7.70 : Schaefer Marine, Inc.