Triad-Orbit Orbit O1, Micstand extension, Single-Arm Boom, surgically precise mic placement possible due to unparalleled range of motion, stainless steel ball mechanism in GLIDE PATH swivel housing (360° x 220°), extremely smooth, quiet and stable, telescopic boom arm, solid metal counter weight, solid metal clutch, IO-Quick-Change Coupler, comes equipped with IO-H Quick-Change Coupler Head, length: 51 - 96 cm, weight: 1,8 kg, adaptor (black brass) 5/8" to 3/8" (for European-style mic-holders) is included, compatible with Triad-Orbit System