Quick view Trailmaster 110 XRX Ball Head Dust Seal Trailmaster 110 XRX Ball Head Dust Seal Item #: 7.020.061 The Trailmaster 110 XRX Ball Head Dust Seal is a high-quality replacement part designed to fit the Trailmaster 110 XRX go-kart. Its durable construction and secure fit protect the ball... MSRP: Was: Now: $11.50 Add to Cart Compare