AR-15 JP COMPETITION UPPERS

FEATURES:

• Complete AR15 16" or 18" upper receivers
• Available with the JP PSC-11 dual charging upper or the JP-15 standard A4 upper
• Barrels are 416 stainless steel with a 1-8 twist
• Barrels are button rifled with 1/2-28 threads
• JP bennie cooley compensator installed
• Both barrels are .650 underneath the handguards and have a JP thermal dissipater installed
• 16" barrel is .750 at the gas block
• 18" barrel is .936 at the gas block
• Barrels are 416R air gauged, button rifled, cryogenically treated
• Barrels have a polished stainless finish
• Optional PSC-11 upper is precision machined from billet aluminum
• JP-15 upper is mil-spec forged 7075 aluminum
• JP 15.5" extra long free-floating modular handguard
• Handguard is black hardcoat anodized
• Handguard covers the JP adjustable low profile gas block
• JP low mass bolt carrier is 416 stainless steel with a polished black QPQ finish
• Bolt carrier does not have forward assist serrations
• Includes JP enhanced bolt
• JP enhanced bolt is precision machined from 9310 steel
• Thermal dissipater has a silver finish
• 16" barrel has a mid-length gas system
• 18" barrel has a rifle length gas system

BENEFITS:

• Optional PSC-11 upper allows for dual charging capability, especially useful on a rifle with optics or charging the rifle from the ready
• 416R air gauged button rifled stainless steel barrels provide superior accuracy when combined with the JP free-floating handguard
• Thermal dissipater cools acts as a heat sink, increasing the barrel's surface area, cooling the barrel after rapid fire
• JP low mass bolt carrier and bennie cooley compensator assist in mitigation the recoil impulse, allowing for faster follow-up shots