The Geissele Super Duty Upper (Stripped) features the quality and worksmanship you've come to expect from the Geissele name.
At the heart of this stripped upper is a Super Duty upper receiver that mates to a MK16 Super Modular rail via a center aligning tab, removing any chance of rail rotation. This MK16 rail is a variant of the SMR MK16 currently fielded by USASOC and renowned by operators for their performance and comfort.
Featuring an in-house Mag Phosphated, CHF, Chrome Lined barrel with a 1-7 twist rate. Geissele barrels are precision machined and cold hammer forged at their state of the art facility in North Wales, PA; utilizing the highest quality materials available.
This stripped upper is ready to be furnished with your favorite components to ensure an accurate and soft shooting experience.
- LENGTHS: 10.3", 11.5”, 14.5”, 16”, and 18”
- CALIBER: 5.56MM
- COLOR: Black or DDC
- RECEIVER: Super Duty Upper
- BARREL: Geissele Barrel, CHF, Chrome Lined, 1-7 Twist
- 10.3” and 11.5” Carbine Length Gas Systems
- 14.5” Mid-Length Gas System
- 16” Mid-Length Plus Gas System
- GAS BLOCK: Super Compact Gas Block
Big Book Catalog, Issue:73, Page:005