STREAMLINED CARBON WAVE 160-200 BOOM - USEDIn Good Condition Updated design for 2017: new easy to adjust head, 1cm narrower profile, smaller diameter grip, and new twin pin adjustment clips These Streamlined booms are super stiff and light. No creaking, no slop. Josh Angulo True Performance Boom The intersection of performance and quality New features 27 mm tube OD, 29 mm OD with grip 39 cm inside maximum width 2 pin, EZ adjust, length setting clips Revised alloy boom head Dyneema easy