Feature●Fitment - Oil bath dust caps fits for Dexter 9k-10K General Duty Axles Built After 1989 & Before July 2009, fits for Dexter 10K HD, 12K, & 15K Axles.●Replace Number - This oil caps replace number is K71-148-00.●High Quality Materials - This oil caps made of high-quality durable material, it is corrosion-resistant, oxidation-resistant, does not fade and rust, and has a long service life.●Easy to install - Easy installation, only need to tighten the thread during installation, no need to drill. Or you can install it after watching the Youtube video.●Package Include - This oil bath dust cap kit including O-Rings- 010-050-00 , Oil Caps - 021-036-00, Plugs - 046-032-00. Outside Diameter - 4" .Description