Bal Products 28024 X-Tended X-Chock Tire Locking Chock with 17" Extension for RV Trailers, Set of 2 Chocks

The same great features of the original X-Chock in a wider application. Extends up to 17" to accommodate wide track axle spacing commonly found on Bullet, LaCrosse, PrimeTime, Passport, North Trail, etc. Lockable with optional 129-28015.