DESCRIPTION As the newest addition to the StairMaster family, the 4G delivers the same heart-pounding StepMill workout with a great calorie burn through a low-impact stair climb. Designed to fit perfectly into hospitality, boutique, and Multi-housing training centres, the 4G has harnessed the quality members have experienced over the past 4 years with the 10G and the 8Gx. With a footprint of 54” x 29” and a height clearance of only 8 feet, the 4G is the solution this market has been missing. FEATURES Telemetry and contact HR USB charging port Personal cooling fans create a more rewarding workout Bottle holder and accessory rack for personal devices 10″ LCD display is pre-wired for 8 Series PVS entertainment, 800/900mHZ receivers, and tablet holder Powder Coated Steel Frame SPECIFICATIONS Recommended Ceiling Height: 8′ (2.44m) Handrail design features integrated speed controls, stop button and contact heart rate grips Step Up Height: 14" (36cm) to first flat step Step Surface: 10" x 18" (27cm x 46cm) Step Height: 7" (18cm) Step Rate: 20 Levels ranging from 24-162 steps per minute Width: 29" (74cm) Length: 54" (137cm) Height: 64" (163cm) Max User Weight: 350 LB (159 KG) Product Weight: 348 LB (158 KG)