Prime-Line B 609 Roller Assembly 1 in Dia Roller 1/4 in W Roller Nylon/Steel White 2-Roller

Bent spring design used by Academy Mfg. and others. Center grooved 5/16 in W wheel, 2-1/4 in L x 5/16 in W flat high-tension heat-treated steel spring and #8 x 3/8 in Phillips sheet metal screw.