The Q Sugar Weasel Complete Upper Receiver is a 300 Blackout model with a 13" threaded barrel in a matte black and tan finish. Although it does not include bolt carrier group, it features a carbine length gas system, free float M-LOK rail and an adjustable gas block.
Specs
| Model No. | Q-ACC-SW-300-13-UPPER |
| Model | Sugar Weasel |
| Manufacturer | Q |
| Color | Black, Tan |
| Caliber | 300 Blackout |
| Barrel Length | 13 |
