The Nike Zoom Bigbrotha track spike is designed for the versatility of many different sprint events. Skeletal synthetic frame offers support in a minimal, lightweight package. Internal forefoot strapping system adds lock down. Lightweight, contoured Phylon™ midsole provides cushioning. Flexible yet supportive five-spike configuration with extended midfoot support. Heel outsole pod delivers extra traction. Wt. 7.2 oz.
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