Part of Pearl's 1030 Series hardware line for tour-grade strength and guaranteed reliability, the THL1030 Tom Holder features a Gyro-Lock tilter for gearless multi-axis adjustment. Its solid universal 12mm L-arm offers secure vertical placement from a singular drum key lock at four independent orientation points (Up/Down, Left/Right, Side/Side, Forward/Aft.) Backed up with a moveable memory clamp for flawless angle security, GyroLock-L's outer Compass Dial is also fitted with setting marks for visual placing reference. Free from cumbersome nylon balls or sleeves that get stuck or wear out over time, the GyroLock-L's interlocking cylindrical movement is smooth and secure in any position for the long haul. Rock solid and totally flexible, the GyroLock-L assures painless tear-down and reset every time. Tilter Gyro-lock gearless Diameter 12mm solid l-arm securely fits most professional tom brackets Adjustment Single drum key bolt Memory lock Hinged at the l-arm and mounting sleeve Memory setting Compass dial