Kupo KG034611 V-lock Base is precisely machined from black anodized aluminum with tight tolerances and minimized wiggles. It can be attached on the Convi clamp (KG701511) with the supplied two M5 screws and one 3/8” to M5 adapter from the back of V-lock base. Also features a 3/8”-16 central tapped hole that can be mounted on any equipment comes with 3/8”-16 female threaded with the supplied 3/8”-16 screw. The two 3/8”-16 tapped holes on the back is spaced 1” (center to center) allows it to be mount on any standard cheese plate.