Selling my lanber deluxe sporter 30” multichoke in great condition I’ve owned since new comes with all chokes lus 2 Teague chokes in 3/8 and 5/8 probably shot 3-400 cartridges looking for £400 ono
Just been doing some load development in my 17 fireball so when using 20 gr bullets over magnetospeed all well giving 3750fps readings then when I changed using same powder and weight only using 17 gr bullets the readings went all lower round about 2000 fps any ideas ?