4Pcs/Set Car Tire Valve Stems Cap Knurling Style Skull Tire Valve Cap Aluminum Tire Wheel Stem Air Valve Caps Dustproof Caps
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Item specifics
4Pcs/Set Car Tire Valve Stems Cap Knurling Style Skull Tire Valve Cap Aluminum Tire Wheel Stem Air Valve Caps Dustproof Caps
Product Overview
Protect your tires and showcase your style with this premium 4-piece set of Skull Knurling Tire Valve Caps. Crafted specifically to seal the critical valve core on standard Schrader valves, these caps act as the first line of defense against air leaks, dust infiltration, and moisture damage. Beyond their rugged protective function, the unique skull-shaped design with a precision knurled edge adds an instant custom look to any vehicle, making a bold statement without breaking the bank.
What sets these valve caps apart is their construction from high-grade aluminum alloy combined with a specialized anodized finish. Unlike standard plastic or cheap metal caps that crack, fade, or freeze onto the stem, this alloy is exceptionally lightweight yet incredibly strong. The integrated rubber O-ring creates an airtight, secondary seal that actively repels water, road salt, mud, and snow, drastically reducing the risk of valve core corrosion and slow leaks. This robust build ensures long-term reliability and preserves the pristine condition of your tire pressure monitoring system (TPMS) sensors.
Installation is refreshingly straightforward — simply unscrew your old factory caps and hand-tighten these knurled beauties onto the valve stems. The textured knurling provides an excellent tactile grip, allowing for a secure fit without any tools. Suitable for virtually any vehicle equipped with American-style valves, including cars, SUVs, motorcycles, and bicycles, this set is an essential upgrade for drivers seeking durability, functionality, and a touch of personalized flair.
Key Features & Benefits
Product Specifications
| Material | Aerospace-Grade Aluminum Alloy + Rubber O-Ring |
| Dimensions (L*W) | 1.6 x 1.1 cm / 0.63 x 0.43 inches |
| Net Weight (Set of 4) | 10.3 grams |
| Color Options | Black, Gray, Blue, Red |
| Thread / Valve Type | Standard Schrader Valve (American Type) |
| Design Features | Skull Shape, Knurled Grip, Dustproof Seal |
Vehicle Fitment & Applications
Engineered for universal compatibility with all standard Schrader valves (American type). Ideal for a wide range of vehicles and equipment:
Sedans, hatchbacks, coupes, and wagons.
Jeeps, crossovers, vans, and pickup trucks.
Cruisers, sport bikes, dirt bikes, and mopeds.
Mountain bikes, road bikes, and electric bikes (Schrader valve type).
Installation Guide
Package Includes
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Will this item fit your vehicle?
To ensure You order the correct part for your car's particular make and model, please pay careful attention to the Item Specifics and Description.If You are not sure about what exactly You need - feel free to contact Us every working day (except on weekend) and get professional assistance within 24 hours - that way You will get the right part and do not need to deal with returns - save your time!
If you are not 100% delighted with your purchase, US85 will gladly accept your return within 30 days if your warranty permits. Please contact our Customer Service team to obtain an RMA (Return Merchandise Authorization) within 30-days of your purchase. To ensure a speedy return, all returned items require an RMA. Items without an RMA may be delayed or returned to the sender.
Return Process
To return merchandise, please use one of the following methods:
Within 30 Days of Purchase
Please contact our Customer Service team to obtain a Pre-Paid Return Label within 30 days of your purchase. No postage is required for your shipment with this label. A return shipping charge will be deducted from your refund on returns of items that are not the result of a US85.com error.
Upon receiving, your return will be processed within 2-3 business days. You will receive a notification when your return has been processed.
After 30 Days of Purchase
If your purchase date is over 30 days and you are still not satisfied with your purchase, you will need to use your own shipping methods to return the item. US85 does not provide a pre-paid return label for returns over 60 days. We are unable to offer refunds on purchases over 30 days old.
Please allow approximately 2-3 business days for processing. You will receive a notification when your return has been processed.
Refund Process
For your safety, we will issue a refund to the card that was used to pay for your purchase. Normally it takes about 2-3 business days after we receive the package for your return to be processed. If you paid with store credit, that credit will be put back on your US85 account. There is no restocking fee applied to any returned goods. We will do our best to keep you informed throughout the process via email. If you have any questions please don’t hesitate to give us a call at (650) 267-4452