3/8" Stainless Steel Split Lock Washer

Overview

Outdoor climbing walls and holds expand and contract due to fluctuations in the air temperature. The result is that the climbing hold loosens on the wall. To lessen this phenomenon, place a "split washer" under the head of the bolt that attaches the climbing hold to the wall. 

• 3/8" inside diameter (fits 3/8" bolt)
• 5/8" outside diameter (fits inside the climbing holds bolt head tower) 
• Stainless Steel