Samson STAR SIG 556 handguards are a two-piece free-float design that is easy to install. Lightweight aluminum construction, features Picatinny rails at the 3, 6 and 9 o'clock positions. Fits the Sig Sauer 556, 556 Classic and 556R. Will not fit the Xi.
The 3-hole or 4-hole refers to the number of mounting screws on the top of the SIG 556.
Only 3-Hole Rifle is compatible with 556R.
- Free float
- No need to remove gas block
- Top rail 19 inches long
- Forms continuous top rail
- Rails 1913 Picatinny Mil-spec
- Precision laser engraving
- Made in New Hampshire, USA
- Material: 6061-T6 aluminum
- Finish: MIL-A-8625 type III class 2 anodizing
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