Carlson'sA(R) Cremator Choke feature innovative Triple Shot Technology: a series of 3 graduated rings in the taper section that allows for a more gradual transition from the bore to the final constriction. More gradual constriction means less deformation, fewer flyers, and denser patterns. More birds in the bag, in other words. Combine the spectacular performance of today's premium ammunition with this breakthrough in choke tube technology and you'll see why Carlson'sA(R) new Cremator Series of choke tubes is setting the shooting world on FIRE. Premium 17-4 stainless steel construction TST Triple Shot Technology provides a more gradual transition from bore to final constriction Feature a 25% longer parallel section in the choke for tighter patterns Available in your choice of shotgun and range Made in the USA Backed by a lifetime mfr. warranty Order today!