Heckler And Koch HK 416 / MR556 Piston Rod Spring

Description: Heckler And Koch HK 416 / MR556 Piston Rod Spring. Coiled from steel, this OEM factory original part from H&K is designed for the HK HK416 and MR556A1 rifle models chambered in .223 Rem / 5.56x45mm. The spring applies pressure to the piston rod to ensure proper cycling from the gas piston assembly. Heckler & Koch is world renowned for their high quality firearms and parts. When you buy an H&K part or accessory, you know that you're getting the highest quality materials and assembly available.

HK Models Fit:

• HK MR556
• HK HK416

Manufacturer: Heckler and Koch

Note: It is recommended that all H&K parts be installed by a qualified and trained gunsmith.

PRODUCT SPECIFICATIONS:

• Brand: Heckler and Koch
• Caliber: .223 Rem,5.56x45mm
• Finish / Color: Unfinished
• Firearm Type: Rifle
• Material: Steel
• Models Fit: HK MR556A1,HK HK416