Check the listing for details. RAM-B-345U RAM Centered Reservoir Cover Ball Base.... Color: Black, Condition: New. Listed at 33.44 USD. RAM Centered Reservoir Cover Ball Base... RAM-B-345U Genuine RAM Products! The RAM-B-345U brake/clutch reservoir cover ball base fits cleanly over your existing reservoir cover with the 1 INCHES rubber ball centered. Made of die cast aluminum with an overmolded rubber ball, both form and function are unsurpassed. Installation is simple and all necessary hardware is included. This mount is not compatible with the 2016 BMW R1200RT.hardware included (4) M4 x 20mm Machine Screws(4) M4 x 30mm Machine Screws(4) M4 x 35mm Machine Screws(4) M4 Flat Washers(4) .188 INCHES Nylon Spacershole pattern See Drawingplate size See Drawingball size B Size (1 INCHES )weight capacity Standard Use: 2 lbsHeavy-Duty Use: 1 lbmaterials Marine-grade aluminumpackaging type Poly BagWeight 0.22 lb hardware included (4) M4 x 20mm Machine Screws(4) M4 x 30mm Machine Screws(4) M4 x 35mm Machine Screws(4) M4 Flat Washers(4) .188 INCHES Nylon Spacers hole pattern See Drawing plate size See Drawing ball size B Size (1 INCHES ) weight capacity Standard Use: 2 lbsHeavy-Duty Use: 1 lb materials Marine-grade aluminum packaging type Poly Bag Weight 0.22 lb