BenchBlokz 2-3-4-5 Bench Board - Medium DensityBenchBlokz Medium Density 2, 3, 4, 5 Board Provides the lifter with a wide range of "sticking point" corrective options, attaching directly to the bar, allowing easy adjustment in a light weight, easily portable unit. No more lugging 2x4s into the gym. BenchBlokz allows lifters to set a customized, stable sticking point for the barbell above their chest; from as little as 3 to as high as 7. 5. BENEFITS OF BENCHBLOKZ Easier method of bench press, board