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Questions & Answers
.75 gas block; what gas tube length is required for this 9mm lead & steel 11.3 barrel ?

9mm is a blowback, no gas system. there isnt any need to install a gas block or gas tube.

by AZNGNSLNGR, Verified Owner, May 28, 2025
The gas block size is not listed for this item; what size gas block is required for this ?

9mm blow back does not require a gas block

by AJ M., Verified Owner, May 9, 2025
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Product Info for Lead & Steel AR-9 9mm Threaded AR Barrel

Lead & Steel AR-9 barrels are made from 4150 Chrome Moly Vanadium with QPQ Corrosion Resistant finish.image

Please note: A .223/5.56 flash hider will not have enough clearance for a 9mm round to pass. Before installing a muzzle device, ensure a 9mm round will drop freely through the muzzle device bore.

Specifications for Lead & Steel AR-9 9mm Threaded AR Barrel:

Manufacturer: Lead & Steel
Color: Black
Finish: Nitride
Fabric/Material: 4150 Chrome-Moly Vanadium Steel
Caliber: 9mm Luger
Barrel Profile: Straight
Barrel Twist Rate: 1-10
Flutes: No
Gun Make: AR Platform
Gun Model: AR-9
Gas System Type: Blowback

Package Contents:

  • Lead & Steel AR-9 9mm Threaded AR Barrel

Lead & Steel AR-9 9mm Threaded AR Barrel Orderable Models

List of Orderable Models

  • USED, Lead & Steel AR-9 9mm Threaded Barrel, 16in, Straight, Blowback, 1-10 Twist, 1/2x28, Black, 123322 , MPN: 123322-EDEMO , Code: 5Z0-ATB-9HKGH-123322-EDEMO-IN-C
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 4.5in, Straight, Blowback, 1-10 Twist, 1/2x28, Nitride, Black, 121423 , MPN: 121423 , UPC: 7427053012584 , Code: 5Z0-ATB-9HKGH-121423
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 11.3in, Straight, Blowback, 1-10 Twist, 1/2x36, Nitride, Black, 115322 , MPN: 115322 , UPC: 7427053012522 , Code: 5Z0-ATB-9HKGH-115322
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 16in, Straight, Blowback, 1-10 Twist, 1/2x28, Nitride, Black, 123322 , MPN: 123322 , UPC: 7427053012492 , Code: 5Z0-ATB-9HKGH-123322
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 5.5in, Straight, Blowback, 1-10 Twist, 1/2x36, Nitride, Black, 132323 , MPN: 132323 , UPC: 7427053012553 , Code: 5Z0-ATB-9HKGH-132323
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 11.3in, Straight, Blowback, 1-10 Twist, 1/2x28, Nitride, Black, 114322 , MPN: 114322 , UPC: 7427053012515 , Code: 5Z0-ATB-9HKGH-114322
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 8.3in, Straight, Blowback, 1-10 Twist, 1/2x28, Nitride, Black, 122623 , MPN: 122623 , UPC: 7427053012546 , Code: 5Z0-ATB-9HKGH-122623
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 16in, Straight, Blowback, 1-10 Twist, 1/2x36, Nitride, Black, 124322 , MPN: 124322 , UPC: 7427053012508 , Code: 5Z0-ATB-9HKGH-124322
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 5.5in, Straight, Blowback, 1-10 Twist, 1/2x28, Nitride, Black, 122333 , MPN: 122333 , UPC: 7427053012560 , Code: 5Z0-ATB-9HKGH-122333
  • Lead & Steel AR-9 9mm Threaded AR Barrel, 8.3in, Straight, Blowback, 1-10 Twist, 1/2x36, Nitride, Black, 122723 , MPN: 122723 , UPC: 7427053012539 , Code: 5Z0-ATB-9HKGH-122723

Lead & Steel AR-9 9mm Threaded AR Barrel Unavailable & Discontinued Models

List of Unorderable Models

  • Lead & Steel AR-9 9mm Threaded AR Barrel, 4.5in, Straight, Blowback, 1-10 Twist, 1/2x36, Nitride, Black, 121523 , MPN: 121523 , UPC: 7427053012577 , Code: 5Z0-ATB-9HKGH-121523
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