MBUS Metal Flip Up Sights Color:black Available in 12/13/13

Available in 12/13/13

This lehui spring retainer is compatible with lehui aug

Hopper-fed Design

Plug type: sm

the perfect way to get the feel of a real M416 with safe

MBUS Metal Flip Up Sights Color:black Available in 12/13/13Easily 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