Home / Pistol Caliber Carbines / VIPER MODULAR FIXED STOCK VIPER MODULAR FIXED STOCK$3000 VIPER MODULAR FIXED STOCK quantity Add to cart Category: Pistol Caliber Carbines Product ID: 5474 Description Description The Viper Modular Fixed Stock provides the versatility of a collapsible stock, and the stability of a fixed stock, perfect for your Pistol Caliber Carbine! Also a great California Compliant solution! Related products MAGPUL ARMORERS WRENCH AR15/M4 $7000 FM-9 BARREL 9MM from: $12000 FM-9 COMPLETE PARTS KIT $14000