X-Hat Arm Diameter: 12.7mm x 250mm length (multi-clamp same as 2372)0 X-Hat & Multi-Clamp X-Hat Arm Diameter: 12.7mm X-Hat Arm Length: 250mm...

L-Arm Diameter: 10.5mm / 12.7mm (multi-clamp same as 2372)0 Multi-Clamp & L-Arm L-Arm Diameter: 10.5mm / 12.7mm Multi-Clamp Attachment Diameter: 12.7mm to 31.75mm (1.25 inch) 2382 The Premier heavy duty...