Stud Boy Shaper Bar Yamaha 4.5" Carbide YAM-S2204-45

The first major breakthrough in wear bar technology since the 1950s

Unique corner-carving hourglass design yields better control at speed with no increased steering effort

Better tracking on trails hourglass wear bar shape catches snow from ski sides to make steering more positive

Average of 1 - 2 tighter turning radius in soft snow conditions

20% lighter than conventional 1/2 diameter round wear bars

Zinc-plated for corrosion resistance

Lifetime wear rate is nearly equal to current round and square wear bar types

Manufactured by Stud Boy

Designed and tested by USI

Sold in pairs