Here's a study on laser timed 40's compared to hand timed 40's.Typically the difference is +.07 on laser to hand.https://t.co/PU1Rx9XlwR— Benjamin Criddle (@criddler21) March 24, 2017
Here's a study on laser timed 40's compared to hand timed 40's.Typically the difference is +.07 on laser to hand.https://t.co/PU1Rx9XlwR