Brownells Brownells Brownells 75th Anniversary - A Shooting Heritage

The Final Step For A Great Trigger Job

Five weights of reduced power springs allow precise tuning of trigger pulls in all S&W revolvers.


Big Book Catalog, Issue:67, Page:231
New Product Supplement, Issue:533, Page:000

SPECS: Kit 1664: 50 springs, 10 of each weight. Kit 1667: 1 each: 11, 12, 13, 14, and 15 lb. springs. Refill Paks, 10 springs of a single weight.