Home / Shotgun / Mossberg 590 SPX 12/18.5 SYN ADJ STOCK View cart “TriStar Sporting Arms COBRA III PUMP 20/28 SYN 3″” has been added to your cart. Sale! Mossberg 590 SPX 12/18.5 SYN ADJ STOCK$90580 $76851 Out of stock SKU: 50696 Category: Shotgun Product ID: 43884 Description Description Corn Cob Forend w/StrapPicatinny Rail Related products Sale! Winchester SXP TRAP 12/30 BL/WD 3″ INV+ $48999 $45638 Sale! Winchester SX4 UNIVERSAL 20/28 MODNA 3″ $1,19999 $1,09508 Sale! Winchester SX4 UNIVERSAL 12/26 MODNA 3.5 $1,16999 $1,07098 Sale! Browning MAXUS II WW RTT 12/28 3.5″ # $2,24999 $1,98843