Ruger GP100

GP100
Ruger KGP-141 with speed loaders of .357 ammunition.
TypeRevolver
Place of originUnited States
Production history
ManufacturerSturm, Ruger & Co.
Produced1985–present
No. built734,500
VariantsSee Models
Specifications
Mass35–45 oz (990–1,280 g)
Length8–11.5 inches (200–290 mm)
Barrel length2.5 in (64 mm)
3 in (76 mm)
4 in (100 mm)
4.2 in (110 mm)
5 in (130 mm)
6 in (150 mm)

Cartridge10mm Auto

.22 Long Rifle

.327 Federal Magnum

.357 Magnum

.38 Special

.44 Special
ActionDouble-action revolver
Effective firing range55–110 yards (50–101 m)
Maximum firing range+/− 550 yards (500 m)
Feed system5-shot cylinder (.44 Special)
6-shot cylinder (.357 Magnum, .38 Special, & 10mm Auto)
7-shot cylinder (.357 Magnum & .327 Federal Magnum)
10-shot cylinder (.22 Long Rifle)

The GP100 is a family/line of double action five- (.44 Special), six- (.357 Magnum, .38 Special, & 10mm Auto), seven- (.357 Magnum and .327 Federal Magnum), or ten-shot (.22 Long Rifle) revolvers made by Sturm, Ruger & Co., manufactured in the United States.