MSR Stocks & Parts

Mil-Spec Carbine buffer tubes. All MDT Chassis systems can be configured to accept an AR-15 rifle length or carbine buffer tube. Use your existing modern sporting rifle stock, or use one of ours. Mil-Spec size. Perfect for modern sporting rifles. Hard...

Castle Nut  

Heavy-duty side-folding mechanism constructed from 4140 heat treated steel Full-length locking lug for maximum strength Solid positive lock up in both positions Steel clamp with large surface engagement Can be configured to right or left...

Heavy-duty side-folding mechanism constructed from 4140 heat treated steel Full-length locking lug for maximum strength Solid positive lock up in both positions Steel clamp with large surface engagement Can be configured to right or left...

Heavy-duty mechanism constructed from 4140 steel Modular design can accommodate different stock attachments Features a Mil-Spec diameter aluminum stock tube that is hard coat anodized (1.145 Diameter) Stock tube features waterproof storage...

Fixed position Features 5 QD sling attachments Stock is made from Hard Coat Anodized 6061 Aluminum Extremely rigid design Cheek piece and butt pad made by Midwest Industries Polymer cheek piece and rubber butt pad for better comfort Adds 9” to...

Introducing the RECC·E™ SR-15/M4/AR-15 Carbine Stock by Reptilia®! After more than two years of development and testing, Reptilia is proud to announce the RECC·E Stock for AR15/M4. Designed at the request of a military end user,...

The Sylvan Arms Folding Stock Adapter allows you to fold your stock and significantly reduce the length of your rifle for easy stow and travel. The Gen 4 AR Folding Adapter sits closer to your AR lower to reduce the length and any gaps. Turn your rifle...

The Sylvan Arms Folding Stock Adapter allows you to fold your stock and significantly reduce the length of your rifle for easy stow and travel. The Gen 4 AR Folding Adapter sits closer to your AR lower to reduce the length and any gaps. Turn your rifle...

Sylvan Arms AR-15 QD Lower receiver end plate is a replacement for your standard AR-15 lower receiver endplate. The Sylvan Arms AR-15 QD lower receiver end plate is CNC machined from 7071 Billet Aluminum. The three QD sling swivel socket is rotation...

At a Glance: Standard picatinny mount to fit many common platforms Sturdy folding hinge can be configured to hold to the left or to the right 2 different comb height options Born from a need for a lightweight, versatile buttstock, the Folded...

At a glance: Compatible with Mil-Spec. Buffer Tube Available in Red or Black Anodized Aluminum Two Styles! Angles and Straight! The TANDEMKROSS Stock and grip adaptor (in the "UPRISER" Chassis) is now available as a solo product in two styles! - Angled...

At a glance: Compatible with Mil-Spec. Buffer Tube Available in Red or Black Anodized Aluminum Two Styles! Angles and Straight! The TANDEMKROSS Stock and grip adaptor (in the "UPRISER" Chassis) is now available as a solo product in two styles! - Angled...

At a glance: Compatible with Mil-Spec. Buffer Tube Available in Red or Black Anodized Aluminum Two Styles! Angles and Straight! The TANDEMKROSS Stock and grip adaptor (in the "UPRISER" Chassis) is now available as a solo product in two styles! - Angled...

This is a bolt-up G36 style set up for the SL8 rifle. This gives you a pistol grip and side folding stock similar to the G36. You can swap in your fire controls from your SL8. The side folder is designed to clear the ejection port when folded. The system...