【實用書籍app】BSA|最夯免費app-綠色工廠好玩App

BSA vintage air guns - check your date of manufacturer via the Prefix Letters on your serial number, the app produces the year and model. The app is for your Air Rifle Power Calculator - Power, ( Try example of 8 grains pellet with a fps of 800 (feet per second) and calculates the ft lbs [ 11.3717 ft lbs ] ; also a velocity checker that if you had a stock air rifle producing 11.4ft lbs will calculate the feet per second of the pellet... We hope you enjoy and will be another update soon... Included is Centre fire rifle prefix numbers and Shotguns. Banner advert on the home page goes to our other app "Gunlife" for English Shotguns....