The JE Machine TS-ABT8 Castle Nut is a dedicated replacement component designed to secure the receiver extension on compatible rifle platforms. Machined with clean, square engagement lugs and internal threading, this castle nut offers a solid interface for your buffer tube assembly while maintaining a low-profile footprint around the rear of the receiver.

This model is ideal for builders and armorers who want a straightforward, dependable part for maintaining or assembling their firearm. Whether you are refreshing a well-used rifle or completing a new build, the TS-ABT8 Castle Nut helps keep your stock assembly locked in place for consistent performance at the range or during training sessions. It reflects JE Machine Tech’s focus on practical design and reliable manufacturing.

Key Features:

• Manufacturer: JE Machine Tech
• Model: TS-ABT8 Castle Nut