All Products › UHMW Skid UHMW Skid from $75.00 Replaceable 1/4” Ultra-High Molecular Weight Polyethylene* Not pre-drilled or countersunk. Size: Select Size Un-Cut for DIY Customization Pre-Cut for Yamaha SuperJet Round Nose (1996-2020) Pre-cut for Yamaha SuperJet Square Nose (1990-1995) Pre-Cut for Kawasaki 550 (1976-1995) Add To Cart Added! Replaceable 1/4” Ultra-High Molecular Weight Polyethylene* Not pre-drilled or countersunk.