MBUS Metal Flip Up Sights Color:black This lehui spring retainer is

This lehui spring retainer is compatible with lehui aug

multiple pistol mounting options

Two Types of Hoppers Included

Fits Head Size (Perimeter): 52cm ~ 65cm

MBUS Metal Flip Up Sights Color:black This lehui spring retainer isEasily switch between small and large apertures with the spring loaded flip up sight. Quick windage adjustments are made possible by the detent knob. Its impact resistant metal construction is compatible with most 1913 Picatinny Rails. Available in black or tan, this package includes both front and rear sights for a complete upgrade. Features: Spring loaded flip up sight easily activated from either side or by pressing the top. Can be folded with