Light duty w Anti-slip device All Steel Screw clamps (470 series)
Fixed arm made of heat-treated safety-type sectional steel
Sliding arm made of drop-forged steel, heat treated and galvanized
Revolutionary ANTI-SLIP device (patented) prevents the arm of the clamp from slipping down the rail during fit up and allows the arm to be easily positioned securely anywhere on the rail
Smooth turning gunmetal finish steel spindle with acme thread