Luth-AR UR-21K A2 Rear Sight Assembly Kit
Complete A2 rear sight assembly kit for AR-15 rifles with A2 upper receivers. Includes all components needed for proper sight installation and adjustment.
Fits: AR-15
Luth-AR A2 Rear Sight Assembly Kit
This is a complete A2 rear sight kit designed for AR-15 rifles equipped with A2 upper receivers. The kit provides everything needed to establish a proper rear sight on your rifle.
What's Included
The kit contains all necessary components for assembly and installation on A2 upper receivers.
Assembly Required
This is a kit that requires assembly before installation. Refer to the included schematic and instructions for proper component assembly and mounting procedures.
Compatibility
- Fits A2 upper receivers
- Designed for standard AR-15 platforms
- Black finish
Installation
The sight mounts directly to your A2 upper receiver. Assembly and installation should be performed carefully to ensure proper function and zero.
Features
- ur-29 a2 rear base lug (x1)
- ur-27 a2 rear sight aperture (x1)
- ur-28 rear base flat spring (x1)
- ur-26 rear base windage knob screw (x1)
- ur-22 rear base windage pin (x1)
- ur-24 rear base spring (x3)
- ur-25 rear base ball bearing (x3)
- ur-33 rear base index elevation (8/3) – (x1)
- ur-34 rear base elevation knob (x1)
- ur-06 rear base spring pin (x1)
- ur-32 rear base index screw (x1)
