Lakeline LLC offers accessories for concealed carry pistols.

Threaded barrel and micro compensator on Taurus GX4
Medium Extension with finger grip for Springfield Armory Hellcat
Threaded Barrel for the Taurus G3 in Black Nitride
Stainless Steel Striker Guide to fit the Springfield Armory Hellcat
PPS M2 Lakeline Stainless Steel Recoil Assembly
Multi Sight mounting plate on a Taurus G2 series showing it installed with a Holosun sight.
Lakeline LLC Ported Barrel on a Taurus G3C.
Lakeline LLC Fiber Optic Sights for Taurus TH series pistols.
Lakeline LLC Stainless Recoil Assembly in a Taurus G2C