Guardian Training Center GTCF-15 AR-15 Pistol, 5.56 NATO, 7.5 in Barrel, Black, Free-Float M-LOK, Shockwave Blade Brace, 2x 30-Rd PMAGs
The GTCF-15 from Guardian Training Center LLC is a recent-release, U.S.-made AR-15–pattern pistol built around a compact 7.5 in 5.56 NATO barrel and a free-float Aero Precision M-LOK handguard with a continuous top Picatinny rail. It features a threaded muzzle with an A2-style flash hider, an ambidextrous charging handle, and distinctive U.S. flag and Spartan-themed receiver engravings. This example includes two 30-round Magpul PMAGs and a Shockwave Technologies Blade stabilizer.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Specific Condition Details: Minimal markings from previous handling and use. The bore is bright and clean.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
What’s Included
- 2x 30-round Magpul PMAG polymer magazines for 5.56x45 (GEN M2 MOE)
- Shockwave Technologies Blade pistol stabilizer (installed)
- Aero Precision free-float M-LOK handguard with full-length Picatinny top rail (installed)
- Magpul MOE SL pistol grip (installed)
- Ambidextrous charging handle with trident logo (installed)
- Dust cover engraved with U.S. flag and "USA" (installed)
- A2-style flash hider (installed)
This AR-15–pattern pistol is chambered in 5.56 NATO and uses a direct-impingement, semi-automatic operating system. The 7.5 in barrel is threaded and fitted with an A2-style flash hider. Its compact format and free-floated barrel are paired with a continuous top Picatinny rail for straightforward accessory alignment.
The upper receiver includes a forward assist and case deflector. The ejection-port cover is engraved with a U.S. flag and "USA," and the magwell carries a stylized Spartan-helmet logo. Receiver markings include "GTCF-15" and "MULTI" with the manufacturer "GUARDIAN TRAINING CENTER LLC, WARMINSTER, PA."
Furniture and controls are well-specified: an Aero Precision free-float M-LOK handguard, an ambidextrous charging handle with a trident logo, and a Magpul MOE SL pistol grip. A Shockwave Technologies Blade stabilizer is mounted on the pistol buffer tube, molded with "Made in U.S.A." and patent D771,665.
The lower receiver is marked with "PAT. 10704848." Capacity is listed at 30+1, and the included magazines are Magpul PMAG 30s marked 5.56x45. The pistol is finished in black and is made in the United States.




