Best Seller | Sirui HA-77 Horizontal Arm HA77 Authorized Sirui USA Dealer! Read 27.00 User Revie... Free Express Shipping! Sirui HA-77 Horizontal Arm 19.7 to 30.3" Telescoping Cross Arm, Load Capacity: 11 lb, Mount Camera Perpendicular to Tripod, Use as Miniature Camera Boom, Swivel 360°, Tilt 90° Up or Down, Length and Angle Hash Marks,... ... more Sirui HA-77 Horizontal Arm HA77 Free Express Shipping! Sirui HA-77 Horizontal Arm 19.7 to 30.3" Telescoping Cross Arm, Load Capacity: 11 lb, Mount Camera Perpendicular to Tripod, Use as Miniature Camera Boom, Swivel 360°, Tilt 90° Up or Down, Length and Angle Hash Marks,... | | $189.90 FREE shipping go to store |