FAB Defense FXM4PR1022B M4 Conversion Kit — Ruger 10/22

Description

The FAB Defense FXM4PR1022B conversion kit adapts the Ruger 10/22 to an M4-style collapsible, left-side folding stock configuration. It blends a bench-rest profile with tactical versatility by adding mounting options, an adjustable cheek rest, and quick-detach sling points. The assembly is molded from reinforced polymer for a balance of durability and reduced weight, and it is intended for users seeking compact storage and customizable ergonomics.

Key Specifications

• The stock body is made of fiberglass reinforced polymer for durable, lightweight construction.
• Fits the Ruger 10/22 platform as a conversion kit.
• The length of pull adjusts to 13.11″-15.94″ for ergonomic fit.
• Overall length ranges from 2.51″ to 30.70″ OAL when collapsed and extended.
• Includes 1913 MIL-STD Picatinny side and lower rails for accessory mounting.
• Features a built-in adjustable cheek-rest with 5 height options for shooter comfort.
• Provides quick-detach sling swivel sockets on both sides for ambidextrous sling attachment.
• Design incorporates left-side folding to reduce overall footprint for transport and storage.
• The finish is Black for a low-profile appearance.
• The unit is collapsible to aid in compact carry and storage.

With adjustable ergonomics, integrated mounting rails, and a folding, collapsible form factor, this conversion kit streamlines storage and customization for range use, training, and compact transport. Its reinforced polymer construction and multiple adjustment points make it a practical upgrade for Ruger 10/22 owners seeking modularity and reliable handling without altering core rifle controls.