J P Enterprises Ar-15 Stainless Steel Low Mass Bolt Carrier - Jp Low Mass Polished Stainless Carrier

J P Enterprises Ar-15 Low Mass Bolt Carrier Assembly - Jpbc-3 Low Mass Bolt Carrier

Lightweight, stainless steel bolt carrier has significantly lower reciprocating mass than a standard mil-spec carrier for softer recoil impulse on competition rifles. Helps limit felt recoil to get you back on target for fast follow-up shots.... ... more

J P Enterprises 308 Ar Low Mass Bolt Carriers - Jp .308 Low Mass Bolt Carrier With Qpq

Reduced-weight bolt/carrier assembly helps tame felt recoil on a JP or DPMS or Remington AR-style .308 rifle (LR-308 pattern only). Carrier features the same type of weight-reducing cuts found on the original JPBC-3 AR-15 bolt carrier to give the same... ... more

J P Enterprises Ar-15/M16 Ultra Low Mass Carrier W/223 Bolt - Ar15/M16 Ultra Low Mass Carrier W/ 223

Re-engineered for improved reliability and performance with lower maintenance requirements, the new JPBC-1 is the ultimate in improved reliability and performance, especially when combined with a high-efficiency JP muzzle brake, adjustable gas system... ... more

J P Enterprises 308 Ar Low Mass Bolt Carrier Group - Jpbc-4ba Low-Mass Bolt/Carrier

Reduced-weight bolt/carrier assembly helps tame felt recoil on a JP or DPMS or Remington AR-style .308 rifle (LR-308 pattern only). Carrier features the same type of weight-reducing cuts found on the original JPBC-3 AR-15 bolt carrier to give the same... ... more

J P Enterprises Ar-15 5.56 Full Mass Bolt Carrier Group - Jpbc-2a Full-Mass Bolt & Carrier

Precision-machined, stainless bolt-and-carrier group features JP's enhanced bolt made of high-grade 9310 steel for a significantly longer life expectancy than standard mil-spec bolts. Set is available with choice of a JPBC-3A, JPBC-3SPA, JPBC-2A-6.5G,... ... more

J P Enterprises Ar-15 Full Mass Bolt Carrier Assembly - Bolt Carrier, Ss

Custom, stainless steel bolt carrier features a 100% increase in bearing surface for smooth cycling and outstanding reliability. Includes forward assist serration and dust cover notch for tactical duty or any application requiring absolute "no-fail"... ... more

J P Enterprises Ar .308 Low Mass Operating System Complete Carrier Group - Lmos .308 Enhanced Bcg Qp

A low mass carrier provides the most significant improvement to felt recoil after the addition of a compensator. JP's LMOS carriers remove much of the reciprocating mass out of the rifle's cycling. This translates into less felt recoil and less... ... more

J P Enterprises Ar-15 2-Pc Detent Adjustable Low Profile Gas Block - Ar-15 2-Pc Detent Gas Block Low

JP Adjustable Gas System The JPGS-9D is the minimized small bore design intended to mount underneath many hand guard models on the market. Its two-piece design allows for easier installations even on barrels with pin-and-weld muzzle treatments. This... ... more

J P Enterprises Ar-15/M16 9mm Bolt Carrier Group - Ar15 9mm Bolt Assembly

The JP 9mm Bolt Assembly fits Colt 9mm style AR-15 and M16 rifles. This bolt has been tuned by JP to ensure consistent feed, extraction and ejection. Can be used in conjunction with the JP 9mm Silent Capture Spring, for the ultimate in tunability and... ... more

J P Enterprises Ar.308 Bolt Carrier - Ar .308 Bolt Carrier, Carrier Only

The JP Enterprises full mass .308 carrier is designed to provide greater reliability in suppressed setups as well as SBRs and rifles without an adjustable gas system. Heavier than a standard DPMS LR-308 carrier, the JPBC-5 allows for the additional... ... more

J P Enterprises 9mm Carbine Bolt Carrier Group Short Stroke Compatible - 9mm Carbine Bcg Short Strok

Machined to the same exacting tolerances as JP's bolt carriers, this third generation 9mm bolt assembly eliminates the need for a central mass (slug) to readily function with their 9mm JP Silent Captured Spring without compromising bolt weight and... ... more

J P Enterprises Enhanced Gas Ring - Ar-15 Enhanced Gas Ring

After testing numerous minute grind callouts, the final JP Enhanced Gas Rings spec is the perfect balance of a solid gas seal with a very low-friction relationship between rings and bolt carrier. Reducing the resistance between these components... ... more

J P Enterprises 223/308 Tungsten Weight - Ar-15/M16/Ar-308 Tungsten Weight

Designed to replace one or more of the existing weights of the JP Silent Captured Spring, these tungsten weights are heavier than the standard components to allow for more reciprocating mass in the operating system. Compatible with any Gen 1 JP Silent... ... more

J P Enterprises Jpscs2/Vmos Replacement O-Rings With Spacer Shim - Jpscs2/Vmos Replacement O-Rings W

These O-rings will replace any worn, deformed or lost rings from any JP Silent Captured Spring or Variable Mass Operating System (VMOS) bolt carrier. Replacement of O-rings should take place when you start to see fraying or cracking of the rings. This... ... more

J P Enterprises Enhanced Gas Ring - Ar 308 Enhanced Gas Ring

After testing numerous minute grind callouts, the final JP Enhanced Gas Rings spec is the perfect balance of a solid gas seal with a very low-friction relationship between rings and bolt carrier. Reducing the resistance between these components... ... more