HK PARTS AND ACCESSORIES FOR SALE
For sale is the original 12.5" handguard that came with the MR556 upper receiver.
Excellent condition, it was unmounted from the upper and never used. (see photos for details)
It is the stock handguard from my comparison thread here:
HK MR556 / 416 Handguard Comparison - H&K Stock M-LOK /...