Figure 2 shows the removed plate and pivot pin.
BSA CADET MAJOR SERIAL NUMBERS SERIAL
As well as having the new piston, my three-hole trigger block rifle, serial numbered S42548, believed from 1929, also incorporated a clever move from BSA with the cocking lever axis screw becoming a plain large flat headed pin secured flush in position by the breech tap retaining plate on the left hand side.
and their engineer George Norman that year although there were no further patented inventions during the 1930s. In this occasional series, looking at BSA air rifles of both the pre-1914 and between the wars periods, I reached 1929 last time, with a look at the leather piston washer fixing patented by BSA Ltd. Guns Limited stuck to what they did well by continuing production of the successful Lincoln Jeffries/BSA under-lever cocking, tap-loading air rifles with several model changes and added a more-affordable, direct breech loading, break-barrel cocking model to their range, although no attempt appears to have been made to substitute a modern half-stock like some of the German imported air rifles, with BSA continuing with their old-style quarter-stock.
The 1930s saw a lot of new technology, including wide-screen colour films the air mail service across the Atlantic and the first intercontinental commercial flights the Mallard becoming the fastest steam locomotive the first colour film for cameras and the first bass guitar invented in Seattle Washington in 1936. Fig 2 Cocking lever pivot pin removed - Credit: Archant