This is a A-VPN1004 Hub, Kit w/ Brgs & Seals, 5" Center, 4 Bolt PN: VPN1004Main Description As Following : A-VPN1004 Hub, Kit w/ Brgs & Seals, 5" Center, 4 Bolt P.N: VPN1004 w/1-37-302-4C Hub, 4-Bolts 2-37-302-4G Cups, 2-37-302-F4 Cones & 2-37-302-4E SealsDim A (1): HUB HAS 5" BOLT CIRCLEDim B (2): W/3-5/8" PILOT Replaces: 37-302-4D MISCELLANEOUS , A-373024D RHINO PRODUCTS Found in Section & Models : Hay Tool Parts > Rotary Cutter Parts, Rhino ROTARY CUTTER: SEVERAL Associated Items : New Also This is An Aftermarket Product And : w/1-37-302-4C Hub, 4-Bolts 2-37-302-4G Cups, 2-37-302-F4 Cones & 2-37-302-4E Seals Dim A (1): HUB HAS 5" BOLT CIRCLE Dim B (2): W/3-5/8" PILOT