BudsGunShop.com - Round length.

Hi Kevin and welcome. Overall Length is 1.61 inches or 41mm. Muzzle Velocity is 1260 Feet Per Second & Muzzle Energy is 1075 Foot Pounds from a 5 inch test barrel. Cheers and stay safe!

Kevin, I actually have some of these and measured them, 1.61 inches is pretty much dead on. They have some kick atleast in my Ruger new model super Blackhawk 44mag. These have a muzzle velocity of1260 Feet Per Second and
Muzzle energy of 1075 Foot Pounds. Hope this helps.

Kevin, overall length is 1.61 in (41 mm)
Stay safe & have a great day!