Set of (2) Polaris Lock & Ride Type Knob & (2) Tie Downs, RZR, ACE & ATV Mount anything on your Polaris Sportsman, RZR and other ATV's with a 1 inch hole. Expanding anchors fit tight and allow you to add and remove accessories as you wish without attaching them permanently. Each set includes: (2) 5/16" x 2" Knob Fasteners with 1-3/4"" diameter knob &amp; (2) 5/16" x 3 1/8" Eye Bolt Fasteners. Keep your gear secure. Simply turn the fastener until tight and you're done! Great for, electronics brackets, gun cases, bow cases, storage bins, tool boxes, chainsaw cases and more. Machine screws/washers are stainless steel for corrosion resistance. Eye bolt fasteners are zinc plated for corrosion resistance. Please check your ATV to make sure these 1" diameter fasteners will work for your application before ordering. This product does NOT fit Polaris Ranger or Polaris General Lock & Ride holes. Check out our other listings for additional kit options!