Air Lite XL Double Backer

Air Lite XL Double Snowmobile Backer When you demand the ultimate in stud support, look no further.  For Top Gun II™  Studs - Maximum Support The extended lip supports stud from the bottom giving you superior support  compared to a tall nut. Easy On Track Backer features a smooth edge radius that doesn't dig into your track. Doesn't Bend Like Aluminum Or Steal Our polymer blend features form memory so your backer will keep shape if you hit a rock or other hard surface. Lightweight Significantly lighter then both steel and aluminum backers to keep your sled performing at its highest potential. Quality Material Made of DUPONT® polymers so you know you are getting the highest quality product possible. Match Your Machine Available in nine colors to accent your snowmobile. Specs 1.375″ diameter and 5/16" thru-hole to mate perfectly with your Top Gun II stud. Note: For 1.175" Fast-Trac Top Gun II studs and longer. Not compatible with Top Gun SP Studs