【Fitment】: This trailer hub grease cap compatible with Dexter marine and most standard 1250 lbs-1750 lbs trailer wheel hub
【Replace Part Number】:The trailer bearing dust cap fit Dexter Vortex replace part number: 81143, 48355v, K71-G01-73, 21-261
【Product Size】:The dexter vortex replacement caps outer thread diameter: 2 5/16 inch. And this 2 5 16 grease caps only fit for hubs with 5 bolts, not fit for 6 lug hubs
【Leak-Proof Protection】:Features a durable PC+ABS cap and a high-grade FKM O-ring to reliably seal out water and dust while locking in grease, protecting your trailer bearings operate in a clean and lubricated environment for extended service life
【Package Included】: 2 x Trailer Bearing Dust Caps, 2 x FKM O-rings