Package Includes: Quick release bumper kit (Quick release tabs, Stainless steel bolts, Nuts, Washers) x 4 sets, O-Rings (Big and Regular) x 4 sets
Material of Quick Release Tabs: Made of premium CNC machined aluminum; Anodized finished color.
Dimension of Quick Release Tabs: 0.93" (diameter) x 0.39" (height)
O-ring Material: Upgrade Nitrile Butadiene Rubber (NBR) ring, excellent flexibility and abrasion resistance. O-rings are always consumables, extra rings are included in the package for your daily use.
Diameter of Replacement O-Ring: two sizes 3.94" (big) & 2.17" (regular); Choose the length you need!