BOS 4 Lug 60mm Black Ops Gearbox & Base Plate Kit Rafters & Accessories Bearing kit includes Inner &

Bearing kit includes Inner & Outer Cup & Cone and x1 Seal

Ventilation Opening: 150cm2

Covers ball & ball mount

a handy storage bag is included for protection and easy transport

but they are very strong

BOS 4 Lug 60mm Black Ops Gearbox & Base Plate Kit Rafters & Accessories Bearing kit includes Inner &Fits into your existing 60mm clamp. Patented BOS Gearbox features a unique 12mm drive set for added security and provides effortless operation with a cordless drill or manual handle as a backup. LMATS Tested up to 1800kg in a rigid clamp setup. 350mm Extended travel. Unit can be left on while traveling, locking it in with medium clutch setting and the BOS traveling strap. The articulated base plate kit will adjust to uneven ground up to 30 and is