Quad Lock® Universal Adaptors feature a secure locking mechanism compatible with all twist, lock mounts & can be directly adhered to phones, cases & most flat metal or plastic surfaces. Slim profile At just 5 mm thick, the Quad Lock® Universal Adaptor fits seamlessly onto the back of smartphones & cases. Features 3M™ VHB adhesive Slim profile (5 mm thick) 48 mm wide & 60 mm tall Durable & tough composite construction Adheres to flat & slightly curved surfaces Compatible with Quad Lock® twist, lock mounts, heads, & accessories Included 1 x Quad Lock® Original Universal Adaptor Surface guidelines The Quad Lock Universal Adaptor uses a 3M™ VHB 4952 Adhesive which will adhere to smooth, non-textured, non-porous surfaces such as: Plastics such as PC, ABS, PVC, Nylon, Acrylic Non-painted metals Un-coated glass The adhesive will not bond to the following substrates: Rubber, TPU, TPE Leather Silicone Hydrophobic coated glass (Also known as anti-fingerprint glass, which is found o...