AA9130 - Archangel Opfor Precision Rifle Stock"" A drop-in fit next-generation"" detachable magazine stock. Constructed of a proprietary carbon-fiber filled polymer for the classic Mosin-Nagant M1891 rifle. The stock fits most M1891 rifles"" including the 91/30"" M-38"" M-44"" Chinese T-53 carbines in both hex and round receivers. The stock will fit the Finnish M-39 rifles and carbines with some modification. Detachable magazine included. Featuring a click-adjustable length-of-pull with rubber butt-pad"" click-adjustable cheek-riser"" a modern ergonomic goose-neck style grip with comfortable palm-swell"" and QD sling points that accept push-button style swivels (available separately). The forend allows free-floating of most barrel contours and includes a barrel tensioner. The stock is inletted to accept a Timney Trigger(R) with no modification required - A blanking-piece is supplied to fill the inlet for the Timney Trigger(R) if the OEM trigger is retained. The stock accepts the new Archangel detachable black-polymer 5-round magazine* (supplied)"" or the 10-round magazine* which is available separately.