was round at the wifes today so took both rifs and had a wee go in the garden gd old amazon box with home drawn paper target haha,both guns worked flawlessly hop set for around 50-60ft quite happy pther than noticing how noisy the 516 is compared to the 621 lol
Chrono tells me if my attention to detail has paid off
(some might say OCD)
Or I've fucked it & made it worse
either way I wanna know the fps & rps etc...
even it doesn't always go to plan...
I gots to know...
SON OF A BITCH !!!!