| Kupo Heavy-Duty Steel Baby Boom Arm KG603511 Free Express Shipping! Kupo Heavy-Duty Steel Baby Boom Arm Extends from 32" to 9.2' Long, Black-Painted 3-Section Boom Arm, Mount onto Baby or Junior Pin Receiver, 15 lb Load Capacity, Spring-Loaded Clips, 10 lb Counterweight Included, Steel Safety... ... more Kupo Heavy-Duty Steel Baby Boom Arm KG603511 Free Express Shipping! Kupo Heavy-Duty Steel Baby Boom Arm Extends from 32" to 9.2' Long, Black-Painted 3-Section Boom Arm, Mount onto Baby or Junior Pin Receiver, 15 lb Load Capacity, Spring-Loaded Clips, 10 lb Counterweight Included, Steel Safety... | | $226.95 FREE shipping go to store |