Originally Posted by Kalashnikov
Kind of my thought as well..... I just bought a 5.5-22 x 50 NPR1, but curious why some are going with the 56mm
I went with the 56 because:
1. 25% more light coming in
2. a little more eye relief
3. Same price
Yes it sits 3mm higher but that's less than 1/8 of an inch. That 25% more light could make a difference during the 1/2 hour before and 1/2 hour after sunset. Since the extra 25% more light is free... why not?