1 2 13 x 2 1 2" (1 2" to 3" Lengths Available) Round Domed Head Square Neck Carriage Bolt 304 Stainless Steel 18 8, Grade 8.8, Full Thread, Coarse Thread UNC, 6 PCS 1 2 13 x 2 1 2" (6 Pack) sold2026 100% Self Fusing Silicone Rubber B00IIC6ALK 100% Self Fusing Silicone Rubber and squeeze handles to open jaws (3) position jaws around stem (4) release handles and tool firmly holds stem in a fully extended position cold weather and high humidity areas without the need for time consuming and costly maintenance 1 2 13 x 2 1 2" (1 2" to 3" Lengths Available) Round Domed Head Square Neck Carriage Bolt 304 Stainless Steel 18 8