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B5 Systems
Overview
The B5 Systems AR-15 Enhanced SOPMOD Stock is a collapsible stock designed to fit Mil-Spec buffer tubes, providing a secure and adjustable fit for your rifle. Constructed from durable polymer, this stock enhances user comfort and stability during operation, making it a solid choice for various shooting scenarios. This stock is commonly found in builds featuring a mid-length gas system and chambered in .308 Win, making it suitable for those looking for a robust setup.
B5 Systems AR-15 Enhanced SOPMOD Stock Collapsible Mil-Spec Gray
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Prices checked
It was in stock most times we checked in October 2026, and today all 8 retailers we track have it in stock. Buying today, the lowest price is $95 at Brownells.
Prices checked · refreshed daily across 37 retailers
We ranked every stock & brace by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Stock Popularity Report →Check it against the live catalog:
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