Christensen Arms 4″ Bottom Picatinny Rail Black

The Christensen Arms 4″ Bottom Picatinny Rail is a compact accessory rail designed to attach to the forward sling stud of a rifle stock. It is compatible with the MIL-STD-1913 (Picatinny) specification and measures 4″ overall. The rail includes an integrated sling mount location so a sling can be retained while accessories are mounted. Finished in black for a subdued appearance on modern rifles.

Key Specifications

• The overall length is 4 inches.
• Compatible with the MIL-STD-1913 (Picatinny) specification.
• Designed to attach to the forward sling stud of the rifle stock.
• Features an integrated sling mount location for sling attachment.
• Finish is Black.
• Manufacturer is Christensen Arms.
• Model reference is 8100001000 — 4″ Bottom Picatinny Rail.
• Intended for accessory mounting and sling attachment on compatible stocks.

This low-profile 4″ Picatinny rail provides a straightforward solution for adding a secure accessory mounting surface while retaining a dedicated sling attachment point. Its compact length keeps weight and bulk to a minimum, making it a practical choice for shooters who want modularity and reliable mounting in a small, well-integrated package.