Home / Accessory-Rails / Daniel Defense RIS II M4A1 FSP ASSEMBLY BLACK Sale! Daniel Defense RIS II M4A1 FSP ASSEMBLY BLACK$52100 Original price was: $52100.$50218Current price is: $50218. Only 1 left in stock Daniel Defense RIS II M4A1 FSP ASSEMBLY BLACK quantity Add to cart SKU: 01-004-08030-006 Category: Accessory-Rails Product ID: 33847 Description Description Free Floating Barrel DesignMil-Spec 1913 Picatinny RailsHardened Steel Barrel Nut Related products Sale! Bergara BASE 20MOA LONG ACTION $9900 Original price was: $9900.$7915Current price is: $7915. Sale! Daniel Defense MFR 15.0 M-LOK ASSEMBLY BLACK $36400 Original price was: $36400.$35395Current price is: $35395. Sale! Zastava Arms USA M70 SCOPE MOUNT QD PICATINNY $10999 Original price was: $10999.$10902Current price is: $10902. Sale! Daniel Defense RIS III 9.5″ ASSEMBLY FDE $50100 Original price was: $50100.$48289Current price is: $48289.