$ 229.00$33 Flat Rate Shipping | Ships in 1-2 DaysThis advanced base design compresses upon impact, reducing risk of ankle, leg, and knee injuries. Bases feature a premium, professional construction with patented chevron design that adds to the support and durability. Official size (15 x 15 x 2-1/2) bases include 6 stanchions. Sold as a set of (3) bases.Read MoreThis advanced base design compresses upon impact, reducing risk of ankle, leg, and knee injuries. Bases feature a premium, professional construction with patented chevron design that adds to the support and durability. Official size (15 x 15 x 2-1/2) bases include 6 stanchions. Sold as a set of (3) bases. Ground plugs and anchors are sold separately. $33 Flat Rate Shipping | Ships in 1-2 Days Your Name *Your Email *MessagePO Box 407, Eldridge, IA 52748© 2021 NSPGet Acrobat Reader