Pacific Drums by DW 900 Series Boom Cymbal Stand Combining strength, durability, and flexibility, the CB900 Straight/Boom Cymbal Stand has wide-based, double-braced legs; oversized rubber wing screws; memory locks; and insulated tube clamps. Double-braced legs Rubber wing screws Insulated tube clamps Memory locks Combining strength, durability, and flexibility, the CB900 Straight/Boom Cymbal Stand has wide-based, double-braced legs Oversized rubber wing screws; memory locks; and insulated tube clamps. Rubber wing screws Insulated tube clamps Memory locks Double-braced legs