For the first time ever, you can raise a rotor/sprinkler from the top of the head without digging. KLIFT-IT rotor sprinkler extender Coupler-internal riser/ check valve, Works with Hunter orbit, K-Rain. The KLIFT-IT allows you to raise a rotor/head 2 in. above the grass without digging which saves time, makes the process easy and increases sprinkler performance, which means no more brown spots. KLIFT-IT improves labor efficiencies for contractors, makes the process easy and understandable for homeowners and creates a new revenue stream for distributors. No digging, no dirt induction into the system, increased distribution uniformity, increased filtration. Easy, more cost effective and a better way to raise a rotor head/sprinkler. The KLIFT-IT includes the coupler with a seal, the riser that fits on rotor when taken apart, acts as a check valve when you add the rubber nipple gasket on the bottom. You can stack the KLIFT-IT if you need to get some extra height.