The 4-slot mount ? double flange long standard linear bearing without brake holes is typically used in linear motion applications. It houses profiles with a minimum of four open T-slots, has a double flange and is a longer option. The bearing includes pads, screws and shims; the pads are made of self-lubricating UHMW. All 80/20 bearings are designed for compression loads only and not intended to support hanging loads.