Due to the American complex of 19 1 1, many large factories and S& factories produce191pistols. At the end of the 20th century, S & Co. finally decided to build19/kloc pistols. s & amp； W company introduced the 945 pistol at the shooting exhibition of 1998. As a product specially aimed at 19 1 1 pistol market, the 945 model itself has not changed much.

In addition to the obvious fish scale anti-slip pattern, the subtle improvement that is not easy to find is the angle and shape of the handle, which is said to be better than the original design of 19 1 1. In addition, the sleeve and bottom handle of 945 are made of stainless steel, the side plate of the grip is made of wood, and the magazine is 8 rounds in a single row.

It is said that the 945 model has low sitting feeling and good accuracy after shooting. However, not long after the 945 model was officially put on the market, S&; W company suddenly announced that the gun had serious design defects and all the products that had been sold needed to be recalled to the factory for maintenance. In 2003, S&P. W company renamed the improved 945 model as SW- 19 1 1 and re-listed. Today, a series of different models have been launched.