Front & Back Cap Screw for PR-01 or PR-03 Arsenal Picatinny Rail.
See also:
Screw, Socket Cap Screw, 8-32x5/8in., Black Oxide, for Lower Clamp
Precision Picatinny Quad Rail Handguard System for AK Stamped and Milled. USA Made
Precision Picatinny Quad Rail Handguard System for Krink, 7.62x39 and 5.56x45 only. USA Made
Screw for attaching all polymer buttstocks to receiver, new and improved design and engineering
Screw for attaching sling swivel and buttplate on all polymer buttstocks, New design
Screw for Pistol Grip, Long, 4 1/2-inch
Lock Lower Handguard Retainer for stamped receiver, East German
AK-081TS - Tension Spring for gas tubes.