Wts: Hk 416 / mr556 spring and firing pin new in unopened bag

I purchased this as a back up for my MR556, sold the MR556, so time to sell this.

PRICE: $50, SHIPPED VIA USPS 2-3 DAY MAIL.
payment via PayPal discreet/gift mode only.

First firm "I'll take it" gets it.