Blok Training System

Build trail obstacles, cavalletti, training grids, and more from this versatile system.Each Blok set (one pair) has three heights: low (9"), medium (15"), and high (24").Add more bloks as you increase your training regimen (six pairs are shown).In weather-resistant white polyethylene. Poles not included. Made in the U.S.A.Sorry, we cannot ship this item outside the continental U.S. or via U.S. Postal Service.