The Foundation SF

The Foundation SF

The Foundation SF is the full size modular chassis which includes the base chassis, fixed/folding carbon fiber stock and modular forend. This configuration provides a full feature set up allowing users to maximize the platform. All the same features and benefits of the Foundation SF remain, now with the addition of the M-LOK / Arca-Swiss compatible forend. Multiple configurations can be achieved from lightweight and compact for backpack carry to a weighted precision set up. This is the ideal setup for those who want as many options as possible in a single chassis platform.

Features Include:

• Magwell Cut Out For Easy Magazine Changes
• AR Grip Compatible
• Standard Picatinny Stock Mount (Compatible with all Picatinny Mounted Stocks)
• Fixed/Folding Stock allows for easy Packing and Storage
• Shoulder Stock adjustable as Fixed or Folding (Can be Locked as Fixed)
• Modular Detachable Forend
• Forend is M-LOK and Arca-Swiss Compatible
• Foundation Chassis is Compatible with all Ruger™ 10/22™ & Varient Receivers

* Available for webstore purchase in North America ONLY.  For International inquiries please email sales@greybirchsolutions.com *

* For American models the stock will be fixed or supplied with a folding pistol brace