B5 Systems AK Stock for AK Folding Trunnion 5.5mm – Adjustable Length, Plum (AKM-1490)

• AK stock mounts to factory folding trunnion via 5.5mm pin with possible fitment required
• Collapsible length of pull adjustment with optic rail cutout for improved AK ergonomics
• Cushioned nonslip buttpad with fixed sling mounts and steel anti-rotational QD mounts
• Durable composite material construction with steel hardware in matte plum finish
• Drop-in upgrade for factory 5.5mm folding stock mounting configuration
• B5 Systems AK Stock model AKM-1490 with UPC 814927023185 made in USA

The B5 Systems AK Stock 5.5mm Plum is a rifle stock designed for mounting to factory folding trunnions on AK platforms.

The B5 Systems AK Stock 5.5mm Plum attaches via a 5.5mm pin interface and is constructed from durable composite material with steel hardware components. This rifle stock includes a collapsible length of pull adjustment, optic rail cutout, and a cushioned nonslip buttpad for consistent shoulder placement. This product is used for replacing factory folding stocks on compatible AK rifles. In standard configurations, it fits AK platforms with 5.5mm folding trunnions, though minor fitting may be required due to manufacturer tolerances. The plum finish provides a distinct color option. The B5 Systems AK Stock 5.5mm Plum is categorized as a stock and is intended for range use and firearm configuration requiring a folding trunnion interface.