B5 Systems B5 SOPMOD STK MIL-SPEC GRY
$74.73
The B5 SOPMOD STK MIL-SPEC GRY is a premium stock designed for M4 and AR-15 platforms, enhancing stability and user comfort for serious shooters. Built with B5 Systems’ signature robust construction, this stock excels in both tactical and competitive environments, making it a crucial upgrade for improved performance and versatility.
3 in stock
The B5 Systems SOPMOD Stock is designed for M4 and AR-15 platforms. It features a Mil Spec configuration, a quick detach mount, and a gray finish.
Manufacturer part number B5SOP-1123 identifies this model.
- Manufacturer: B5 Systems
- Model: SOPMOD Stock
- Platform: M4 and AR-15
- Specification: Mil Spec
- Mount: Quick Detach
- Color: Gray
- Manufacturer Part Number: B5SOP-1123
- UPC: 814927020054
| Weight | 0.938 lbs |
|---|---|
| Dimensions | 10.750 × 7.000 × 3.000 in |
| Manufacturer | B5 Systems |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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