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 auspowers_batchone adjust to water temperature and

adjust to water temperature and give pH reading almost instantly

Round in shape

Includes plastic reusable storage case

[Durable]:The plating covered metal lets rake attractive and durable for a Long Life

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 auspowers_batchone adjust to water temperature and4 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 Description: 1) Quick Release Ball Pin for bimini top, boat, deck hinge 2) Diameter: 5 16"(8mm), Usable Length: 2 14"(57mm), Overall Length: 3"(76mm) 3) Marine grade 316 stainless steel construction, corrosion resistant and durable 4) Spring loaded ball in the tip of the pin