Magpul MBUS 3 Sight - Front - MAG1166

The next generation of backup sights — a constant-tension hinge and tritium-ready design that always deploys true.

The Magpul MBUS 3 Front raises the bar for polymer flip-up sights. A redesigned, constant-tension spring makes deployment crisp and reliable, while the strengthened housing and refined sight picture deliver dependable backup aiming when your optic goes down. Lightweight, low-profile and ready when you need it.

Why shooters choose the MBUS 3 Front

• Constant-tension deployment — snaps up positively, every time
• Strengthened housing — more durable than previous generations
• Low-profile fold-flat design — co-witnesses cleanly under your optic
• Tool-less windage/elevation — easy zeroing in the field

Specifications

• Fits: Picatinny rails on AR15/M4 platforms
• Type: Flip-up front backup sight
• Finishes: Black, Flat Dark Earth, Olive Drab Green

Backup you can bet on. Order the MBUS 3 Front today — in stock at Xtreme Tactical Gun Parts.