SUPERIOR BUILD QUALITY - Crafted from anodized, machined aluminum and stainless steel, ensuring long-lasting durability and reliable performance in demanding conditions. VERSATILE MOUNTING OPTIONS - Features four 3/8'-16 and one 1/4'-20 accessory mounting threads, providing flexible attachment points for various photography accessories. INCREASED LOAD CAPACITY - Securely clamps diameters from 0.6' (15mm) to 3.5' (89mm), offering a stable base for cameras, lights, and other equipment. ENHANCED CLAMP STRENGTH - Designed to firmly attach to flat surfaces up to 2.4' (63mm) thick, guaranteeing a steady and secure hold for your gear.