SmallRig Double Head Crab-Shaped Clamp 5331 consists of a universal magic arm and two crab-shaped clamps for versatile mounting solutions. Each clamp features a 15-40mm (0.6-1.6in) clamping range with non-slip rubber pads, enabling secure mounting of various accessories such as reflective umbrellas, selfie sticks or microphones onto tubes, tables, tripod legs, or railings. 1. 15-40mm clamping range with non-slip pads for enhanced stability.2. Aerospace-grade aluminum alloy and stainless steel construction ensures durability.3. 1.5kg load capacity makes it compatible with various photography accessories.SmallRig Double Head Crab-Shaped Clamp 5331consists of a universalmagic arm and twocrab-shapedclamps for versatile mounting solutions. Each clamp features a 15-40mm (0.6-1.6in) clampingrange with non-slip rubber pads, enablingsecure mountingof various accessories such as reflective umbrellas, selfie sticks or microphones ontotubes, tables, tripod legs, orrailings.The product consists of one magic arm and two 360° ball heads with helical groove for anti-slip and secure attachment. The joint betweenthe magic arm andsuperclamp adopts an anti-deflectiondesign to ensure stability and prevent loosening or detachment during movement.Constructed from CNC-machined aerospace-grade aluminum and stainless steel, this toolsupports a maximum payload of up to 1.5kg (3.3lb), offering exceptional durability.Note:Do not disassemble the universal magic armand crab-shaped clamp, as it may compromise functions such as the anti-twist design.Double Head Crab-Shaped Clampx 1Product Dimensions: 178.0 x 91.8 x 20.0mmPackage Dimensions: 136.0 x 102.5 x 51.0mmNet Weight: 326.7 ± 5.0gPackage Weight: 380.3 ± 5.0gMaterial(s): Aluminum Alloy