The Foundation is a lightweight, modular, and customizable chassis system designed for the 10/22® platform.
It features a magwell cutout for easy magazine changes, AR grip compatibility, Picatinny stock mount, M-Lok and Arca-Swiss compatible front shafts, and adjustable length of pull and cheek height.
The chassis is made of 6061 T6 aluminum with a clear hard anodized finish, weighing 688 grams and with an overall length of 29.25 - 30.5 inches.

The Foundation is literally the cornerstone of Grey Birch. the company, the solid ground on which we will build our home. The ultimate goal in building the Foundation was always a lightweight, modular, customizable and secure base to firmly house Barrel Action in two places.

Everything is built on a solid foundation. The Foundation is a modular chassis system built on the 10/22® platform. The Foundation is packed with features to enhance the shooting experience with configurations ranging from short-range racing rifles to long-range precision rifles.

Foundation Features:

Magwell cutout for easy magazine change
AR Grip Compatible Mounting Point
Standard Picatinny Stock Mount (Compatible with most Picatinny Mounted Stocks)
Front shafts are M-Lok and Arca-Swiss compatible
Tension Length of pull and cheek height adjustment
Backstock adjustable (non-folding)
Compatible with most 10/22 accessories

Specifications
Weight: 688 grams
Overall length: 29.25 - 30.5""
Material: 6061 T6 AL
Design:Clear Hard Anodized

You want so calculate the overall length of your rifle?
Overall Length = Your Barrel length + 64.5 cm

Color Finish: Hard Anodized Colour: Gray Make: Ruger Model: 10/22 Delivery weight: 0.916kg

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