4-Lane Packs include 8 rubber balls (4 ea 2-1/2 lb and 5 lb), 40 weighted polyethylene 15"H pins, 4 pin setup templates, and 4 Pin Corrals. 8-Lane Packs double the contents for double the fun! 6-Lane Pack in Rainbow® colors brightens up and organizes your class with 60 weighted polyethylene 15”H pins (10 of each Rainbow® color), 6 Rainbow® X-Force™ Bowling Balls (3 lb), 6 Rainbow® PinDeck™ Placement Mats, 6 Rainbow® PinStop™ Bowling Pin Corrals, and 6 score pads. All packs also include the Bowling Fundamentals book and a Magnus™ Bowling Cart to store it all. Truck delivery on packs.