The front sight is Magpul MBUS 3

The front sight is Magpul MBUS® 3

The Magpul MBUS® 3 Folding Front Sight is a compact polymer front sight that provides strength and lightness in a lightweight package. When folded, it measures 1.2 cm high and 3.5 cm wide on a Picatinny rail, reducing the risk of snagging while moving. Spring-loaded deployment with ambidextrous button, tool-free elevation adjustment and two post width options for different shooting scenarios.

Main features:

• Compact and lightweight polymer design
  
• Picatinny rail mount
  
• Spring-loaded folding with ambidextrous button
  
• Tool-free wheel height adjustment
  
• Two column width options: 15 mm (Standard) and 10.16 mm (Match)
  
• Standard AR scope height when unfolded
  
• Impact-resistant polymer
  

Advantages:

• Small size and low profile for better mobility
  
• Lightness and strength for operational reliability
  
• Quick adjustments without tools
  
• Two column options for versatility
  

Characteristics:

• Height above rail when folded: ~1.2 cm.
  
• Weight with attachment: 25 g (0.88 oz)
  
• Compatibility: AR10, AR15, M4, M16, M110, SR25
  

Note: Do not mount on a railed gas block due to excessive heat. Mount on a railed forend on the same plane as the receiver rail. Not compatible with Magpul Hand Guards.

The Magpul MBUS® 3 Folding Front Sight is a compact and reliable front sight for AR platforms. Made in the USA.