
This is a A-507-0790 Coupler Insert PN: 507-0790Main Description As Following : A-507-0790 Coupler Insert PN: 507-0790 Found in Section & Models : Chains/ Sprockets/ Pulleys/ Hubs > Jaw Couplings, Weasler (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Hollow Insert Interchanges with Lovejoy Type: L090/L095