A drop-in fit next-generation stock, constructed of a proprietary carbon-fiber filled super-tough polymer, for the classic Mosin-Nagant M1891. The stock fits most M1891 rifles, the hex and round receivers found on the 91/30, the Soviet M-38/M-44/Chinese T-53 carbines, and Finnish M-39 rifles and carbines. 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® with no modification required - A blanking-piece is supplied to fill the inlet for the Timney Trigger® if the OEM trigger is retained. The stock accepts the Archangel detachable black-polymer 5-round magazine* (supplied), or the 10-round magazine* which is available separately.