? Hardware Includes: (2) M4*20 Screws, (2) M4*30 Screws, (2) M4*35 Screws, (2) Nylon Spacers, (2) Stainless Steel Spacers. ? The 1'' ball mount base compatible with RAM Mounts and BRCOVAN any B size 1 inch ball double socket arm. Work for other devices with 1 inch swivel ball mounting pattern. Great for motorcycle phone mounts, tablet mounts, navigation device mounts, action camera mounts, camcorder mounts, rod holders and much more in a wide variety of applications. ? Sufficient screw slot length is reserved for easy adjustment of the installation position. This design allows the ball seat to be compatible with more motorcycle brake/clutch reservoir covers of different sizes. ? The main body of the motorcycle brake/clutch reservoir cover ball mount is made of 6061-T6 aluminum alloy material with CNC machining and iii grade hard anodized surface for durability and reliability in the most demanding environments. TPU over-molded ball head, non-slip and wear-resistant.