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Begin Customizing AR15 SBR
Craft your SRT-3. Explore the customization options below.
Estimated Delivery: 6–8 weeks.
To read the item description, click the icon 
located on the right side.
Begin Customizing AR15 SBR
Craft your SRT-3. Explore the customization options below.
Estimated Delivery: 6–8 weeks.
To read the item description, click the icon located on the right side.
located on the right side.
Turnaround Notice:
Included by default:
Complete billet upper & ambi lower
Buffer, tube, spring, end plate, staked castle nut
Highest-quality parts & springs
Professional labor & shop materials
Your total changes up or down based on the parts you select.
Complete billet upper & ambi lower
Buffer, tube, spring, end plate, staked castle nut
Highest-quality parts & springs
Professional labor & shop materials
Your total changes up or down based on the parts you select.
Turnaround Notice:
Every build is completed start-to-finish by one dedicated gunsmith.
We quote 6–8 weeks to ensure quality and precision, though many builds are completed in 2–3 weeks.
From $892.05
Step1 - AR15 Striped Combo Upper/Lower
Step2 - Barrel
1 × AR15 11.5" Barrel-5.56 NATO, Carbine-Length, 1:7 Twist
11 in stock
1 × AR15 10.5" Barrel - 5.56 NATO, Carbine-Length, 1:7 Twist
14 in stock
1 × AR15 9" .300 Blackout Pistol Length AR 15 Barrel, Modern Series
1 in stock
Step3 - Handguard
Step3 - Handguard
Step4 - BCG
1 × Prowear Carbon Shield - Billet Extractor, 5.56, M16 Bolt Carrier Group
24 in stock
1 × Nitride - Billet Extractor, 5.56, M16 Bolt Carrier Group
9 in stock
1 × DLC Polished Black - Billet Extractor, 5.56, M16 Bolt Carrier Group
29 in stock
1 × Nitride, Sand Cutter Rail Cuts - Billet Extractor, 5.56, M16 Bolt Carrier Group
30 in stock
1 × Polished Nickel Boron - Billet Extractor, 5.56, M16 Bolt Carrier Group
10 in stock
Step5 - Stock
1 × B5 Systems Collapsible Precision Stock - Short
Out of stock
1 × B5 Systems Collapsible Precision Stock - Long
3 in stock
Step6 - Charging Handle
1 × Geissele Super Charging Handle (SCH™) 5.56 – Black
3 in stock
Step7 - Grips
1 × ERGO TDX-0™: TACTICAL DELUXE ZERO ANGLE (4021) SUREGRIP® - Black
2 in stock
1 × ERGO TDX-0™: TACTICAL DELUXE ZERO ANGLE (4021) SUREGRIP® - Grey
1 in stock
1 × ERGO GRIP AT (AGGRESSIVE TEXTURE) – SUREGRIP® - OD Green
4 in stock
1 × ERGO GRIP AT (AGGRESSIVE TEXTURE) – SUREGRIP® - Dark Earth
2 in stock
Step8 - Safety Selector
Step9 - Triggers
1 × Geissele Super Semi-Automatic® (SSA®) Trigger
4 in stock
1 × Geissele Super Semi-Automatic Enhanced® (SSA-E®) Trigger
1 in stock
1 × Geissele Super Dynamic Enhanced® (SD-E®) Trigger
4 in stock
1 × Geissele SSA-E X® Trigger with Lightning Bow®
2 in stock
1 × Geissele Single-Stage Precision® (SSP) Geissele Flat Bow
1 in stock
1 × Geissele Single-Stage Precision® (SSP) M4 Curved Bow
1 in stock
1 × Geissele Hi-Speed National Match - Trigger Set
2 in stock
Step10 - Gas Block
1 × AR10 / AR15 Low Profile Gas Block .750" Set Screw, Stainless Steel, Nitride
3 in stock
1 × Superlative Arms .750″ Adjustable Gas Block – Stainless Steel, Set Screw
Out of stock
1 × Superlative Arms .750″ Adjustable Gas Block – Titanium, Set Screw
Out of stock
Step11 - Muzzle Device
Step12 - Magazine
Step13 - Cerakote
1 × None
1 × Burnt bronze H-148
1 × FDE Flat Dark Earth HIR-265
1 × Mil Spec O.D. Green H-240
1 × Patriot Brown H-226
1 × Smoked Bronze H-359
1 × Titanium H-170
Step 14 - Custom Lasering
$125.00/hr (2-hour minimum). Please upload your design files at checkout to begin.
1 × No
1 × Yes
Step 15 - Optic mounting/Sight-in
$175.00/hr (2-hour minimum).
1 × No
1 × Yes
Begin Customizing AR15 SBR
Estimated Delivery: 6–8 weeks.
Read me
Included by default:
Complete billet upper & ambi lower
Buffer, tube, spring, end plate, staked castle nut
Highest-quality parts & springs
Professional labor & shop materials
Your total changes up or down based on the parts you select.
Complete billet upper & ambi lower
Buffer, tube, spring, end plate, staked castle nut
Highest-quality parts & springs
Professional labor & shop materials
Your total changes up or down based on the parts you select.
From $892.05
Step1 - AR15 Striped Combo Upper/Lower
Step2 - Barrel
1 × AR15 11.5" Barrel-5.56 NATO, Carbine-Length, 1:7 Twist
11 in stock
1 × AR15 10.5" Barrel - 5.56 NATO, Carbine-Length, 1:7 Twist
14 in stock
1 × AR15 9" .300 Blackout Pistol Length AR 15 Barrel, Modern Series
1 in stock
Step3 - Handguard
Step3 - Handguard
Step4 - BCG
1 × Prowear Carbon Shield - Billet Extractor, 5.56, M16 Bolt Carrier Group
24 in stock
1 × Nitride - Billet Extractor, 5.56, M16 Bolt Carrier Group
9 in stock
1 × DLC Polished Black - Billet Extractor, 5.56, M16 Bolt Carrier Group
29 in stock
1 × Nitride, Sand Cutter Rail Cuts - Billet Extractor, 5.56, M16 Bolt Carrier Group
30 in stock
1 × Polished Nickel Boron - Billet Extractor, 5.56, M16 Bolt Carrier Group
10 in stock
Step5 - Stock
1 × B5 Systems Collapsible Precision Stock - Short
Out of stock
1 × B5 Systems Collapsible Precision Stock - Long
3 in stock
Step6 - Charging Handle
1 × Geissele Super Charging Handle (SCH™) 5.56 – Black
3 in stock
Step7 - Grips
1 × ERGO TDX-0™: TACTICAL DELUXE ZERO ANGLE (4021) SUREGRIP® - Black
2 in stock
1 × ERGO TDX-0™: TACTICAL DELUXE ZERO ANGLE (4021) SUREGRIP® - Grey
1 in stock
1 × ERGO GRIP AT (AGGRESSIVE TEXTURE) – SUREGRIP® - OD Green
4 in stock
1 × ERGO GRIP AT (AGGRESSIVE TEXTURE) – SUREGRIP® - Dark Earth
2 in stock
Step8 - Safety Selector
Step9 - Triggers
1 × Geissele Super Semi-Automatic® (SSA®) Trigger
4 in stock
1 × Geissele Super Semi-Automatic Enhanced® (SSA-E®) Trigger
1 in stock
1 × Geissele Super Dynamic Enhanced® (SD-E®) Trigger
4 in stock
1 × Geissele SSA-E X® Trigger with Lightning Bow®
2 in stock
1 × Geissele Single-Stage Precision® (SSP) Geissele Flat Bow
1 in stock
1 × Geissele Single-Stage Precision® (SSP) M4 Curved Bow
1 in stock
1 × Geissele Hi-Speed National Match - Trigger Set
2 in stock
Step10 - Gas Block
1 × AR10 / AR15 Low Profile Gas Block .750" Set Screw, Stainless Steel, Nitride
3 in stock
1 × Superlative Arms .750″ Adjustable Gas Block – Stainless Steel, Set Screw
Out of stock
1 × Superlative Arms .750″ Adjustable Gas Block – Titanium, Set Screw
Out of stock
Step11 - Muzzle Device
Step12 - Magazine
Step13 - Cerakote
1 × None
1 × Burnt bronze H-148
1 × FDE Flat Dark Earth HIR-265
1 × Mil Spec O.D. Green H-240
1 × Patriot Brown H-226
1 × Smoked Bronze H-359
1 × Titanium H-170
Step 14 - Custom Lasering
$125.00/hr (2-hour minimum). Please upload your design files at checkout to begin.
1 × No
1 × Yes
Step 15 - Optic mounting/Sight-in
$175.00/hr (2-hour minimum).
1 × No
1 × Yes