The following services are offered for Ruger GP100 revolvers:
GP100 .357 Mag. conversion to 10mm: Factory cyl. is utilized in this conversion, refitted to frame with no endshake, linebored, and rechambered to 10mm. Back of cyl. is cut for full moon clips and chamber mouths chamfered for easier reloading. Factory barrel is rebored to .40 cal. and caliber designation removed. Proper caliber is remarked on frame. Barrel is refitted to receiver, recrowned, and forcing cone cut to 11 degrees. Barrel/ cyl. gap set to .005". Proper height front sight installed. $625 for stainless guns and $675 for blue. 10 moon clips included. Specify brushed or matte finish on SS guns or matte or polished finish on blue guns. Options: Shorten barrel and recut for factory plunger type front sight- $200 Action job with spring kit installed- $135 Bowen rear sight- $100 Extra moon clips per 10- $35 Standard front sight is modified post style, serrated face, .110" wide. Any other sight is extra.
Slabside barrel- $100 this removes all lettering from sides of barrel. Slab siding is done using a tapered cut. Flat portion will be approx. 1/8" wide at rear, tapering to approx. 5/8" wide at muzzle.
These guns tend to be very accurate with .40's and 10's and will handle all commercial ammo. Conversion can be done on fixed or adjustable sight guns. Barrel shortening is not available on fixed sight guns.
Picture above shows 10mm conversion with optional fiber optic sight and custom grips.
GP 100 .41 Special- This conversion is available on adjustable and fixed sight guns. Standard features include rechamber cyl., rebored factory barrel, new front sight blade, and removal and remarking of cal. designation. Standard finish on stainless guns is beadblast or satin brushed. $600 Blue guns will be matte or blued with a factory equivalent polish. $650
Options can be selected from above.
A $150 deposit is required on all GP100 conversions.