CUSTOM CUT PS318The PS318 is almost identical to the S318. It is becoming one of the more popular models in MLB baseball. It is a balanced bat. It has a standard knob that goes into a . 94 handle and transitions into the longer barrel that measures 2. 480. Weight range not lighter than 3. All Prime Reserve Bats come with a compressed barrel that increases barrel hardness of the bat. Knob: Standard Handle: Medium Barrel: Medium Feel: Balanced Wood: Maple or Birch