20″ Wilson Arms 5.56 .625 Pencil

• Chamber- 5.56
• Barrel Twist– 1×9
• Barrel Thread– 1/2×28
• Barrel Steel – 4150 Chrome Moly Vanadium
• Barrel Lining: Chrome
• Flash Hider– A1 (Default), A2 or 3 Prong – Your Choice!
• Handguard – Triangle Style Black (Default), or Triangle Style OD Green  – Your Choice!
• Slip Ring Assembly– A1 Straight Side Slip Ring Black
• Forward Assist Assembly – N/A!
• Gas Block – N/A
• Sight– NON F Marked Tower
• Gas System – Rifle Length
• Upper Receiver – Complete A1 Slick Side – black, with Dust Cover
• Bolt Carrier Group – Included (M16)
• Charging Handle – Included
• Mag NOT Included

Warranty: 1 year warranty against manufacturer defect.

***Ammunition Notification*** JSE Surplus test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds. Some of the non-warrantied ammo includes: Tula, Wolf and Perfecta.