$450.00

18” 6.5 Grendel Upper

  • Price Negotiable?: Yes
  • Phone Number: Click to view
  • Condition: Used
  • Listing Type: Individual
  • City: Spanish Fork
  • State: Utah
  • Zip/Postal Code: 84660
  • Local County (e.g., Summit County): Utah
  • Make/Brand: Mixed
  • Model: 6.5 Grendel
  • Caliber: 6.5 Grendel Type II
  • Terms: Must agree to terms
  • Listed: November 14, 2026 11:22 pm
  • Expires: 59 days, 20 hours

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Description

I’m selling this custom made 6.5 Grendel upper. These barrels were made by T-Box Barrels and branded for FFI Defense.

Type II Grendel’s will use the same bolt face as ARC cartridges.

Upper shot lights out with factory 123gr ELD-M and handloads. Consistently grouped 1/2 MOA or better at 100 yards. Best 5 shot group was with handloads at 500 yards shooting 3/8 MOA.
Barrel has roughly 150rds down it.

This has sat in my safe for 6 years as I’ve moved onto other projects.

– Aero M4E1 Upper
– BCM 15” MCMR
– SLR .750 Sentry Gas Block
– 18” 6.5 Grendel Type II Barrel
– 1:7.5 Twist
– Does NOT come with BCG or CH.

Text is always best.

  

Listing ID: 5266af94fb3a384e

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