14-18 YAMAHA YZ250F: Works Connection Glide Plate (R.I.M.S) Established in 1989, Works Connection continues to produce quality products for all your moto needs.Unique (Patent Pending) Rubber Isolator Mounting System (RIMS) allows frame flex and rigidity properties to perform as the O.E.M. designed.CNC&#39;d and formed from aircraft-grade 6061 T-6 aluminum.Specific design and fit for each make and model.Covers to protect frame rails but does not extend beyond rails.Oil drain access hole pre-cut into the plate for easy oil changes without ha