• Efficient Expan background drive set for one roll
• Inserts into the background roll fast
• Supports up to 10kg
• Can adjust without lowering the support stands
• Comes complete with metal chain

• Manfrotto 046MCB Specs
• Construction Technopolymer, aluminum alloy
• Load Capacity 22.05 lb (10 kg)
• Compatibility Tubes up to 3.07"" (80 mm)
• Adjustments Drives expandable from 1.8-3.0"" (46-78 mm)