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The B.O.S. Lock Mark III is the Smart Way to Own a Smart Gun
The average price of self-described "smart guns" on the market in the US today ranges from $1,500 to $2,200. The B.O.S. Lock Mark III Smart Gun Conversion Kit is priced at $299 for a "future proofed" smart gun solution that works with most popular handguns.

A Smart Gun, On Your Terms
Upgrade your handgun with the B.O.S. Lock Mark III, the Smart Gun Conversion Kit that puts you in control. In just 20 seconds, transform your firearm into a secure, rapid-access weapon, ready in under 0.5 seconds with seamless, natural draw integration. With no permanent modifications, you can use your gun with or without the B.O.S. Lock. At a fraction of the cost of $1,500+ smart guns, the Mark III delivers unmatched flexibility, reliability, and biometric security—without compromising performance.
B.O.S. Lock
Mark III Biometric Gun Lock
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B.O.S. Lock Advantage(s)
Shop B.O.S. Lock Mark III-
Prevents Unauthorized Access
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Reliable When It Matters Most
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Fastest Time to Target