A central mounting hub for your 75mm ball fluid head, the iFootage BM-75 75mm Bowl Mount works with the mounting accessories of the Spider Crab Vehicle Mount System (not included) to create a secure mount for attaching your camera to a vehicle or other moving platform. Made from lightweight, sturdy aluminum and compatible with most 75mm ball base fluid heads, the Bowl Mount features three 1/4 Inch-20 and three 3/8 Inch-16 mounting holes alternately distributed around its edges, allowing you to attach the head to optional support arms. Each mounting hole features ARRI-compatible anti-twist divots that help prevent the mount and your camera and head from twisting on the support arms.   Features: - For 75mm Ball Base Tripod Heads - Secure Attachment to Optional Arms - 1/4 Inch-20 & 3/8 Inch-16 Mounting Holes - ARRI-Compatible Anti-Twist Divots   Specifications: - Material of Construction: Aluminum Alloy - Mounting: 3 x 1/4 Inch-20 (with ARRI Anti-Twist Divots), 3 x 3/8 Inch-16 (with ARRI Anti-Twist Divots) - Dimensions: 3.9 x 1.1 Inch / 99 x 27.5 mm - Weight: 7.05 oz / 200 g   In the Box: - iFootage 75mm Bowl Mount