This is a A-BP0006587 Spacer, 1/2" (2 Pack) PN: BP0006587Main Description As Following : A-BP0006587 Spacer, 1/2" (2 Pack) P.N: BP0006587 New wheel caster spacer, 1/2". Fits Befco finishing mowers and Frontier rotary cutters. Stocked As: A-84612 Found in Section & Models : Hay Tool Parts > Rotary Cutter Parts, Befco MOWER, FINISHING: SEVERAL (Spacer For Caster Wheels), Frontier ROTARY CUTTER: SEVERAL (Spacer For Caster Wheels) Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada