Hammer Pro Staffer Robert Smith throws the brand new Hammer Effect for the very first time in this candid on-lane review! He has 2 different layouts — a pin-up layout and a pin-down layout. FUN FACT: Robert has NEVER known his PAP (Positive Axis Point) during his entire professional career! Let's all welcome our newest Pro Staffer! Post your comments and please subscribe to the channel! #HammerBowling #HammerEffect #Bowling