For sale: Knoxx SpecOps stock, recoil reducing, adjustable length Choate Forgrip #02-02-06, for shorter/newer 6-1/2 length slide used on 500a, 590, 835 Will sell as a combo only. $100.00 shipped in the lower 48. These parts are in like new condition, with factory packaging. Bolted them on the gun, ran about 50 rounds through it and took them off. Decided I prefer the look of wood stocks better. Pics below are representitive only, not actual parts.