Parts

• Rugged Construction: Machined from high-strength 4140 Stainless Steel for long-lasting durability under high pressure.

• Protective Finish: Treated with a Black Nitride QPQ finish for superior wear and corrosion resistance.

• Overall Length (OAL): 2.06″ — compact profile for lightweight setups.

• Bore Diameter: .500 (Multi-caliber compatible; always verify clearance before firing).

• Outside Thread Pitch: 1-1/8×12 (1.125×12) Industry-standard ASR interface.

• Threads: 1/2×28 TPI.

• • Material: High-Quality 6061-T6 Aluminum

  • Finish: Black Hard Coat Anodized

  • • Material: High-Quality 6061-T6 Aluminum

    • Finish: Black Hard Coat Anodized

    • Outside Diameter (OD): 1.285″

    • Thread Pitch (ID/OD): 1-1/8 x 28 TPI (1.125×28)

    • Added Length: 4″ of Comp Length

    • Total Length: 4″

    • Weight: 2.5 oz

• Material: 6061-T6 Aluminum

• Coating: Black Hard Coat Anodized

• Outside Diameter: 1.285″

• ID/OD Thread: 1-1/8 x 28 TPI

• Extension Length: Adds 1″ to Comp Length

• Total Length: 1.8″

• Weight: 0.3

• Material: 6061-T6 Aluminum

• Coating: Black Hard Coat Anodized

• Outside Diameter: 1.285″

• ID/OD Thread: 1-1/8 x 28 TPI

• Extension Length: Adds 1″ to Comp Length

• Total Length: 1.8″

• Weight: 1

1/2 x 28 TPI (CZ, 1911, FNH, S&W 9MM,22LR)
1/2 x 36 TPI (9MM)
5/8 x 24 TPI (.30 CAL)
9/16 X 24 TPI (.40 CAL)
.578 X 28 (.45ACP)
M13.5 X 1LH (GLOCK, STYER, SIG, HK, B&T 9MM)

PISTON OPTIONS:

1/2 x 28 TPI (CZ, 1911, FNH, S&W 9MM,22LR)
1/2 x 36 TPI (9MM)
5/8 x 24 TPI (.30 CAL)
9/16 X 24 TPI (.40 CAL)
.578 X 28 (.45ACP)
M13.5 X 1LH (GLOCK, STYER, SIG, HK, B&T 9MM)

• Length: 2.5 in

• Outer Diameter: 1.55 in

• Tube Thickness: 0.11″

• Thread Interface: 1.375×24 (1-3/8×24) Bravo / HUB standard

• Material: SUS303 Stainless Steel

• Weight: 5.1 oz

• Finish: Black

• Model: AIM7 Abyss Bravo Front Cap (Deep-Inset)

• Material: SUS303 stainless steel

• External thread: 1.375×24 (1⅜×24) — verify compatibility

• Nominal diameter: 1.372″ (approx.)

dimensions and Threading:**
– **Diameter:** 1.375 inches (1 3/8 inches).
– **Thread Pitch:** 24 threads per inch (TPI).
This is a fine thread, which generally provides a tighter and more precise fit compared to coarse threads.

Optional Add-on:

• 1/2×28 tpi #2993 (556,223,9mm, 22LR)
• 5/8×24 tpi #2994 (30 cal)
• 13.5×1 LH tpi  #2995 (30 cal, etc) 

• Material: 17-4 H900 stainless steel — known for high strength and corrosion resistance.

• Dual Threading:

  • Internal Thread: 1/2-28 (standard for many .223/5.56 barrels).

  • External Thread: 1.125×28 — compatible with certain suppressors or accessories.

• Length: 1.49” overall, with a 0.721” tail — gives room for pin-and-weld compliance or clearing tight handguards.

• Exit Aperture: Sized for .45 caliber projectiles — compatible with a wide range of calibers, offering good versatility.

• Design: Integral brake — not just a thread adapter, but also adds muzzle brake functionality.