The ProBoom Ultima Gen2 Table Edge Clamp Assembly is for use with Ultima Gen2 ULP Mic Arms. The base features a quick-lock safety feature to securely lock the arm in place under use, and allows the arm to be easily removed, if needed. A special multi-angle adjustment limiting ring allows for choice of ranges of rotation. You install based on what works best for your needs and safety. No longer do you have to worry about arms going too far back!*Not Compatible with First Generation of Ultima Products*Main Features:ProBoom Ultima Gen2 Table Edge Clamp Assembly for use with Ultima Gen2 ULP Mic ArmsBase features quick-lock safety feature to securely lock the arm in place under useMulti-angle adjustment limiting ring allows for choice of ranges of rotation5 Year Mechanical WarrantySpecifications:Shipping Weight: 3lbsShipping Dimensions: 13 x 9 x 6 inBrand: ProBoom, Ultima