Specifications Model: ULTIMATE-DDR Measurements: W 34 inches (86.7cm) x L 42.51 inches (108cm) x H 1.3 inches (3.3cm)Weight:  66.3 Lbs / 30Kg Features & Compatibility: Steel structure Detachable tool-less balance...

Specifications Model: EXPERT-DDR Measurements: W 34 inches (86.7cm) x L 34 inches (86.7cm) x H 1.3 inches (3.3cm)Weight:  33.2 Lbs / 15Kg Features & Compatibility: Steel structure 5.5mm wooden button steps...