Magpul PTS - MBUS2 Rear Sight (Black)

Specification: - Material: Polymer Description: The PTS dual aperture MBUS 2 Rear Sight is adjustable for elevation and fits all mil-spec 1913 Picatinny rail equipped Airsoft and Tarining weapons, specifically tailored to the AR15 / M16 / M4 platform.  Feature: - Spring Loaded Flip-Up system, release lever can be reached on left, right & top position  - Lightweight reinforced polymer construction  - Solid click sound when sights are locked into position  - No need to release lock to fold  - Rear sight comes with Dual Apertures and Adjustable Windage  - Standard Adjustable M16 Style Sight Post  - The MBUS 2 Fits All 20mm Rail Equipped Weapons  - Magpul Authorized Products