I used my RCBS trigger pull gauge, 8 oz to 8 lbs. They can be had for around $20. Then you can go check the trigger pull on all of your firearms!

Kent

1937 Chevy 1/2 ton
1942 Chevy 1/2 ton
1947 Diamond T Model 509
1951 Chevy 1/2 ton
1950 Chevy COE Model 5700 ~ "Barney" ~ And more pix