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Plan your Class 3 dealer
Suppressors go through a Class 3 (SOT) dealer. The federal tax is $0, and ATF stopped enforcing the Form 4 wait on October 9, 2026, but some states still require federal registration. You still pay the dealer's transfer fee.
Gemtech
Overview
The GEMTECH HK Female 3-Lug Mount for GM-45 Lunar 45 Suppressors (12199) is a suppressor. Compare prices from multiple merchants and find the best deal.
Specifications
GEMTECH HK Female 3-Lug Mount for GM-45 Lunar 45 Suppressors (12199)
Price and stock
Availability is good for the GEMTECH HK Female 3-Lug Mount for GM-45 Lunar 45 Suppressors (12199): it was in stock at one retailer or another nearly every day in September 2026, and today both retailers we track have it in stock. Prices barely moved in September 2026, holding around $143.98, so there haven't been real sales lately. Buying today, the lowest price is $143.98 at GritR Sports, which matches the best price we saw in September.
Prices checked · refreshed daily across 37 retailers
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