ADJUSTABLE JERK BLOCKS Wheel Kit:No we've engineered them to be

we've engineered them to be as robust as all our other equipment

secure feel during heavy lifts

delivers an optimized solution for storing a wide range of fitness equipment

Surface: Open-pored smooth for a stable

ADJUSTABLE JERK BLOCKS Wheel Kit:No we've engineered them to beIRWIN FITNESS ADJUSTABLE METAL JERK BLOCKS At Irwin Fitness, we understand that serious athletes require equipment that can withstand the toughest challenges. Our Jerk Blocks are engineered to be your ultimate training companion, designed to handle the most rigorous workouts. Construction: These Jerk Blocks feature a reinforced 1 4" steel top plate fortified with high impact rubber, making them virtually indestructible. You can train with confidence,