The Heckler & Koch Mark 23 Rear Sight Retaining Screw is a genuine OEM component engineered specifically for the HK MK23 platform. Built from strong threaded steel, this small but critical part is designed to keep the rear sight firmly secured, preserving the pistol’s precise sight alignment over extended use.

This screw is ideal as a factory-correct replacement when servicing or refreshing the sights on your Mark 23. Whether you are maintaining a duty-ready handgun or a range-focused setup, using an original Heckler & Koch part helps ensure consistent zero and dependable performance. Backed by HK’s reputation for meticulous engineering and durable construction, this rear sight retaining screw supports long-term reliability for your MK23.

Key Features:

• Manufacturer: Heckler & Koch
• Model: MK23 Rear Sight Retaining Screw
• Type: Rear Sight Retaining Screw
• Compatibility: Heckler & Koch MK23
• UPC: 642230163041
• Manufacturer Part Number: 215711