73°W CUSTOMS - CUSTOM CERAKOTE UDR-15 AR15 w/ POLARSTAR'S KYTHERA HPA ENGINE MOTEUR 25 Shot memory log of

25 Shot memory log of velocity & ROF (Rate Of Fire)

Double O-RING for maximum tightness

Front and rear slide serrations

Maybe you're just being irrational

Material: Billet 6061-T6 Aluminum

73°W CUSTOMS - CUSTOM CERAKOTE UDR-15 AR15 w/ POLARSTAR'S KYTHERA HPA ENGINE MOTEUR 25 Shot memory log ofFeatures CNC finished aluminum alloy F 1 UDR 15 3G skeletonized receiver with larger ports CNC machined aluminum H7M MLOK handguard allows for mounting of a vast variety of accessories, full length top rail accepts all common 20mm accessories New eSilverEdge gearbox featuring advanced S. D. U. chipset to manage shot to shot amperage draw (gearbox only pulls 11amps at ~380 FPS) for improved consistency, performance, and instantaneous trigger response