Quick view Liner Bolt, 1/4 in Dia, 1-1/2 in Lg Thread Tandem’s Rhino Bolts are available in 1/4 in, 5/16 and 3/8 in diameters. These urethane-covered bolts are ideal for ensuring a smooth installation of Rhino Hyde urethane liners. 1/8 dia head. Log in for pricing Compare