Ultradyne USA UD6 Picatinny Chassis, Ruger American Short Action, bronze

The Ultradyne USA UD6 Picatinny Chassis (brand part no. UD20164-MB) is built for the Ruger American short action, finished in bronze. It takes the proven UD Chassis platform and replaces the traditional buffer-tube interface with a robust, rear Picatinny mounting interface so the buttstock detaches quickly for compact transport or tight storage without compromising repeatable return-to-zero.

Key Specifications

• Built for the Ruger American short action.
• Replaces the traditional buffer-tube interface with a rear Picatinny mounting interface.
• The buttstock detaches quickly for compact transport or tight storage.
• Maintains repeatable return-to-zero after reattaching the buttstock.
• Accepts Ultradyne’s adjustable grip system to customize trigger-finger distance.
• Includes an adjustable thumb rest for tuning positioning and comfort.
• Finished in bronze.
• Sold as a chassis, not a traditional one-piece stock.

Frequently Asked Questions

Why replace the buffer tube with a Picatinny interface? It lets the buttstock detach quickly for compact transport or tight storage while still returning to zero repeatably when reattached.

What action does this chassis fit? The Ruger American short action.

Can I adjust the grip and thumb rest? Yes, it accepts Ultradyne’s adjustable grip system to set trigger-finger distance, plus an adjustable thumb rest for positioning and comfort.

Buy the Ultradyne UD6 Picatinny Chassis, Ruger American SA, bronze

Order the Ultradyne USA UD6 Picatinny Chassis through our Ultradyne USA lineup at Schaefer Defense and we will ship it fast, fully insured, from our Lubbock, TX gun shop, along with more rifle stocks.