HYDRASTAR® RUGGED OIL BATH CAP
7K/8K Rated Screw-On Oil/Dust Cap is designed for superior protection and compatibility with heavy-duty trailers. It accommodates both 9/16 in. and 5/8 in. wheel studs, making it versatile for different setups.
Upgrade to Hydrastar Rugged Oil Bath Caps and ditch the worries. Tired of cracked, leaking, or overheating plastic caps? Our durable caps are built to withstand the rigors of the road, giving you peace of mind and a more professional-looking rig.
Heavy Duty Construction: Aluminum Alloy Body for longer endurance and safer protection for your bearings. Designed for grease and/or oil bath applications. Oil level indicating window and magnetic vent plug that removes metallic particles. Easy access drain port / fill port.
Recommended for use with:
- 303-E7/8R5 7K/8K lbs. Axle Rated Integral Dacromet Coated Rotor (5/8 in.)
- 303-E7/8R9 7K/8K lbs. Axle Rated Integral Dacromet Coated Rotor (9/16 in.)
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