P30SK (HECKLER & KOCH) MATCH WEIGHT ALUMINUM COMPENSATOR WITH RAIL. To the next level with our. The 2 piece compensator attaches with ease and only takes a few minutes to install. The compensator bolts onto your gun using two small screws. A Match Weight Compensator adds both style and function to your. Heckler & Koch P30SK. An Aluminum Compensator will add additional weight to the front of your gun assisting to reduce vertical recoil “bounce”. Each Match Weight Compensator is CNC machined in our factory outside Chicago, IL to extremely precise tolerances. Try for yourself today and get tighter grouping on your first outing! CNC Machined with +/. 001 (mm) Tolerances, Using State of the Art CNC Machines. Hand Bead Blast Finish. Sulfuric Anodized (Matte Black).