Product Description Locking tire chuck. Ball type air chuck fits standard bore valves. Has 1/4" NPT female thread. Male adaptor sold separately. Chuck with lock clip. Performance Tool Locking Tire Chuck at Motosport Browse all Motosport deals $10.23 In Stock at Motosport Price verified today Buy Now at Motosport Secure checkout Easy returns or compare prices Amazon eBay Product Details Category TIRE GAUGE Brand Performance Gender Unisex Condition New MPN M520 Performance