AGM’s Shock Shaft Jaws are designed to securely clamp the shaft of your shock during service or repair, preventing shaft rotation that can lead to scarring the shaft and damaging your shock’s seals. Made from high-quality 6061 aluminum, the precision machined design works in any vice or press and accommodates shaft diameters of .625", .875", 1.0", 1.125" and 1.25".