The Night Fision Tritium Front Sight Post, Yellow (brand part no. AR-000-003-YGXX) is a Perfect Dot night sight post built to replace the factory post inside a Magpul MBUS Pro flip-up front sight on an AR-15. Night Fision machines the post at 0.040″ wide, comparable to the Match version of the MBUS Pro front sight, and pairs a green tritium vial with a yellow daytime ring for a fast reference point in any light. Note that the post installs into an existing MBUS Pro sight body, which is not included.

Key Specifications

• Houses a green tritium vial paired with a yellow daytime ring for visibility day and night.
• Machined to 0.040″ in width, comparable to the Match version of the Magpul MBUS Pro front post.
• Designed as a drop-in replacement for the OEM post inside a Magpul MBUS Pro flip-up front sight.
• Built specifically for AR-15 rifles running the Magpul MBUS Pro sight system.

Frequently Asked Questions

Does this include the MBUS Pro sight body? No, this is the tritium front post only; it installs into an existing Magpul MBUS Pro flip-up sight body.

How does it compare to the standard MBUS Pro front post? It is comparable in width to the Match version of the MBUS Pro front sight, at 0.040″, with the added benefit of a tritium night sight.

What color is the daytime ring? Yellow, around a green tritium vial.

Buy the Night Fision Tritium Front Sight Post for Magpul MBUS Pro

Add a real night sight to your Magpul MBUS Pro without replacing the whole sight body. Night Fision built this post to drop straight in. See the rest of our gun sights and order from our Lubbock, Texas gun shop for fast, insured shipping.