Sionics Weapon Systems 16″ Standard Upper Receiver Group – NP3 BCG – Radian Charging Handle

SIONICS 16″ Upper Receiver Group Premium Edition is Precision Machined from 7075-T6 Aluminum to maximize Strength and reduce Weight. The Premium Series features the Tightest Machining Tolerances and most lustrous Midnight Type III Class II Hard Coat Anodize. Tighter Tolerances allow for a tighter Barrel Fit which improves Accuracy and finish. All of our Premium Receivers are THERMAL FIT to the barrel, this furthers the accuracy of the upper receiver group greatly. These uppers come with the SIONICS logo hard engraved above the charging handle and on the opposite side of the ejection port.

SIONICS 16″ Upper Receiver Group Premium Edition includes a 16″ Chrome Lined Barrel – Medium Contour, 15″ SIONICS – M-LOK raill with 5-Slot Rail Piece, 16″ SIONICS Premium Barrel, NP3 BCG and Radian Raptor Charging Handle.

• Configuration: AR15 Style Upper Receiver Group, 5.56mm NATO
• Upper Receiver: 7075-T6 Aluminum – Premium – M4
• Barrel: 16” Medium Weight Chrome Lined, 41V50, NATO Chamber, 1:8,
• Chrome Lined, Air-Gauged, Radiograph and MP Inspected
• Gas System: Mid-Length, Direct-Impingement
• Muzzle Device: A2 Flash Suppressor
• Bolt Carrier: 8620 M16 Carrier – NP3 Coated includes properly staked
• OCKS (Optimized Carrier Key Screws)
• Bolt: Carpenter No.158, HP/MPI Tested, Black Insert and Sprinco 5-Coil
• Heavy Extractor Spring –  NP3 Coated
• Charging Handle: Radian Weapons Raptor Ambidextrous
• Hand Guard: 15″ SIONICS – M-LOK with 5-Slot Rail Piece
• Sights: No Sights included