засувка / `собачка` з вільним падінням
catch-as-catch-can warfare
dead drop / dead-drop exchange
drop head body (drop-head body)
free fall air drop
accident-free flying / mishap-free flying
mishap-free flying / accident-free flying
bolt catch
catch (latch)
magazine catch button
catch-up
catch-up speed
rammer catch lever
arrester catch
barrel catch
barrel-catch screw
barrel-nut catch
blocklatch catch
breech mechanism lever retaining catch
carrier catch
catch handle rod
catch spring
catch up with the advance
clip catch
hold-open catch
floor-plate catch spring
catch
catch an attack
catch the white
safety catch
grip safety catch
catch fire
catch it hot