The complete JP 9mm operating system is slightly heavier than the complete RRA bolt and buffer, some of the bolt mass having been transferred to the SCS in JP system. The rest of my brass is not chewed up or scraped up but I certainly have lots of shavings. Pasted as rich text. The body is smooth for one and the material is not scooped out next to the lugs like Robos is. 19% MwSt. You cannot paste images directly. Some rifle manuals even record the maximum recommended load data beyond the functional range of these rifles. It's the standard ejector on all our EnhancedBolt models. Probably left some thing there for added strength & alignment of the extractor with the barrel extension. For over 75 years, shooters, professional gunsmiths, hobbyists, military/law enforcement armorers, hunters, and gun tinkerers have turned to Brownells for high-quality guns, gun parts, ammunition, and optics. Shipping costs are shown for this product only. Were not a huge corporation that values the bottom line more than their customers and were not a one-man band selling AR15 parts out of a garage, were big enough to compete and small enough that each customer matters. JP Enterprises JPEB-223EJK Enhanced Ejector Kit with Spring. This extractor will hold up for thousands of rounds, instead of encoutering extraction issues after a few hundred. Please search by another zipcode to find the nearest dealer. Ethan, JP points out that the EnhancedBolt utilizes SAE 9310 material along with specific lug geometry that results in longer life expectancy and resiliency. JPEB-223EJK - JP Enterprises .223 Enhanced Ejector Kit w/ Spring & Roll Specifications for JP Enterprises Enhanced Ejector Kit, .223/5.56, Black, JPEB-223EJK. Much like our original EnhancedBolt, we deemed it necessary for the function and reliability of our rifles to produce 6.5 Grendel and 6.8 SPC II/.224 Valkyrie bolts that were both consistent in their dimensions and in line with our quality control standards. The JP Enhanced Bolt is designed as a direct replacement for the bolt in any AR-15 that utilizes a Mil-Spec bolt carrier group. Dismiss. 16.40 Add to cart ADC Spring Stock A2 for AR15 . Includes extractor and spring. PowermanMarch 21, 2014 in General Discussion. is here at OpticsPlanet with unbelievable prices ! New Devops Engineer jobs added daily. Ya, I said the slot for the case was tighter, but I'm not sure if it matters. However, a non javascript version of the site is available here. Email us anytime at, Copyright 2023 Dirty Bird Industries, a Dirty Bird Industries, LLC Company 2420 Mohawk Street #700 Bakersfield, CA 93308, Superior grade steel metallurgy for greater durability, Improved geometry to reduced brass smear and shaving. Just as with the transmission gears for Formula 1 racers which are also made from 9310, the operational demands of a bolt assembly are ideally suited to this state-of-the-art material, with actual full-auto endurance torture tests prove it.