Each rail measures:8 3/8" Long (X2), 1 X Short rail 6" Long1 3/8" WideBrand new Heckler & Koch HK 416A5 Style picatinny rail covers made of high impact HK polymer. Each rail is equipped with a quick release tab & marked with the HK logo. These are specifically made for HK MR762, MR556 & HK 416, 417 rifles.

Great for use on the HK:
• HK MR762, HK 417
• HK 416, MR556, HK 416 A5
• Other picatinny railed applications