Make quick tool-less rig adjustments on small boats. In a fleet of small one design boats, minor rig adjustments can give you an advantage. Those adjustments can be made quickly and without tools using Ronstan stay adjusters. Install one at each shroud and get incremental adjustments for uppers and lowers to match wind conditions. Clevis pins are secured with cotter rings; the 17 hole model features a fast pin and retaining system for quick adjustments with reduced risk of losing the stay. Make that one tweak to the rig that puts you ahead of the fleet by using Ronstan stay adjusters. Key Features Allows quick tool-less incremental shroud adjustments 316 stainless steel construction for corrosion resistance and strength 17 hole model features fast pin and stay retaining system Available in different hole configurations with varied incremental adjustments Adjustment Increments 7 Hole: 1/2" increments 12 Hole: 5/16" increments 17 Hole: 5/32" increments