Gemtech GM-45 Rear Piston Lid M16 | 16x1mm LH

The Gemtech GM-45 Rear Piston Lid provides a serviceable rear-piston interface for the GM-45, Lunar-45 and Blackside-45 LID family. It uses an M16x1mm left-hand thread and is designed for field installation without tools. The part is intended for range use, maintenance, and armory work where a compatible piston/lid assembly is required. It is noted to fit HK USP 45 pistols and may also be used on some .40 and 9mm pistols where compatible.

Product Specifications

• The UPC is 609224345814.
• The product type is Accessory-Silencer Accessories.
• The NFA thread pattern is 16x1mm LH.
• The thread size is listed as M16x1mm LH.
• This part is identified as the GM-45/Blackside Piston option.
• The unit is noted to fit HK USP 45 pistols.
• The item weight is 0.15 pounds.
• The package width is 3.8 inches.
• The package length is 5.8 inches.
• The package height is 1.5 inches.
• The part can be disassembled: No.
• Scope cover included: No.
• Drilled and tapped: No.
• Can be drop shipped: True.

Compact and practical, the GM-45 rear piston lid is a straightforward replacement or spare for technicians and shooters maintaining Gemtech LID systems. Its left-hand M16x1mm threading and field-installable design reduce downtime during maintenance and make it a useful component for a parts kit or armory inventory.