The MM8 is the game model used by Mike Moustakas. This bat swung by the "Moose" features the i13 type knob with a slightly smaller and more balanced barrel transition than the traditional i13 profile.SPECIFICATIONS: This bat comes with a small flared 1 15/32" knob, a 2 15/32" barrel, and a 15/16" handle. Bats have cupped ends when necessary to create optimum balance & weight differential.Option Notes:CURRENT LEAD TIME ON ALL BAT ORDERS IS 2-3 WEEKS. Shop our STOCK BATS for ready to ship options.Expedite: Move your order to the top of the queue by choosing the Expedite option below. Expedited orders ship in 7 business days.Engraving: Name and number will be engraved as spelling appears. Engraved bats are non returnable.Cupping: No cup option will be accurate within +-.5