G
Gun_Builder77_199
1 / 4
17.7" american defense SBR
Updated
26 parts|$2112.86
Platform:AR-15Caliber:5.56 NATOOverall Length:17.7"Lower:American Defense
About this build
For the range BCM upper American Defense lower
G
Gun_Builder77_1991 / 4
17.7" american defense SBR
Updated
For the range BCM upper American Defense lower
Build Specs
Platform
AR-15
Caliber
5.56 NATO
Overall Length
17.7"
Lower
American Defense
Build Parts & Specs(26 parts)
Est. Total
$2112.86
Lower Receiver
Style: Billet
Controls: Ambidextrous
Assembly: Stripped
Platform: AR-15
Caliber: Multi
Material: Billet Aluminum
Upper Receiver
$129.00Out of Stock
Material: 7075-T6 Aluminum
Receiver Type: Flat Top
Assembly: Partial
Platform: AR-15
Caliber: 5.56 NATO
Color: Black
Finish: Hardcoat Anodized
Barrel
$201.49In Stock
Barrel Length: 14.5
Thread Pitch: 1/2x28
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Coating: QPQ/Nitride
Twist Rate: 1:7
Barrel Profile: M4
Handguard
Construction Type: Free-Float
Handguard Length: 17
Color: Black
Mounting Interface: M-LOK
Material: 6061-T6 Aluminum
Platform: AR-15
Charging Handle
Latch Style: Extended
Finish: Hardcoat Anodized
Color: Black
Hand: Ambidextrous
Material: 7075-T6 Aluminum
Bolt Carrier Group
$89.99In Stock
Style: Full-Auto
Finish: Nitride
Caliber: 5.56 NATO
Trigger
$157.90In Stock
Platform: AR-15
Type: Two-Stage
Gas Tube
$14.40In Stock
Material: Steel
Finish: Nitride
Gas System Length: Mid-Length
Gas Block
Gas Block Diameter: .750
Material: Steel
Finish: Nitride
Profile: Low Profile
Pistol Grip
Color: Black
Muzzle Device
Caliber: 5.56 NATO
Finish: DLC
Thread Pitch: 1/2x28
Type: Flash Hider
Muzzle Device Type: Flash Hider
Safety
Type: Ambidextrous
Color: Red
Material: Aluminum
Forward Assist
Style: Hex
Assembly: Complete
Color: Black
Material: Steel
Dust Cover
$8.96In Stock
Material: Steel
Bolt Catch
$14.95In Stock
Finish: Phosphate
Type: Extended
Color: Black
Material: Steel
Magazine Release
Color: Black
Trigger Guard
$19.00In Stock
Color: Black
Finish: Hardcoat Anodized
Material: Aluminum
Takedown Pin
Pin Type: Pin Set
Material: Steel
Stock
$33.99In Stock
Color: Black
Material: Polymer
Tube Spec: Mil-Spec
Stock Type: Collapsible
End Plate
$29.97Out of Stock
Type: Enhanced
Material: Aluminum
Color: Black
Buffer
Assembly: Spring Only
Buffer Tube Spec: Mil-Spec
Buffer Tube
Assembly: Tube Only
Buffer Tube Type: Carbine
Color: Black
Finish: Hardcoat Anodized
Buffer Tube Spec: Mil-Spec
Buffer Spring
Spring Type: Flat Wire
Length: Carbine
Platform: AR-15/AR-10
Optic
$269.99In Stock
Reticle Color: Red
Optic Type: Red Dot
Magnification: 5X
Color: Black
Dot Size: 2 MOA
Iron Sights
Material: Aluminum and Stainless Steel
Color: Black
Fixed Folding: Folding
Position: Set
Light
Material: Aluminum
Laser Type: Green/IR Combo
Mounting Interface: Picatinny
Output: 300
Battery Type: CR123A 3V Lithium
Color: Black
Estimated Build Total
$2112.86Comment on this build
Share your thoughts with the community
No comments yet. Be the first to share your thoughts on this build!
Other Builds Using These Parts
Browse all builds →Community builds that share parts with this one — compare specs and pricing
| Build | Shared | Total |
|---|---|---|
 | 2 parts | $2796.05 |
 | 2 parts | $815.71 |
 | 1 part | $5692.87 |
 | 1 part | $15807.28 |
 | 1 part | $3840.52 |
 | 1 part | $1975.10 |
 | 1 part | $2969.88 |
| 1 part | $2333.55 |