【Tripod Leveling Base with Bubble Level】 The tripod leveling base features three short support pillars that provide up to +/-9° leveling adjustments with thumb screws. The built in bubble levels help check the camera level at a glance and always keep it straight. The bottom 3/8" threaded hole can be attached to a tripod, monopod, slider, etc. 【Significant & Fine Tuning Adjustment】 With two thumb screws on each short pillar, the camera base for tripod allows for substantial or precise height adjustments from three different angles. The counterbalance system with damped friction control ensures stable and smooth adjustment for the desired angle and composition 【Wider Compatible 3/8" Screw】 The top 3/8" screw is for mounting ball heads, pan and tilt heads, fluid heads, gimbal heads, geared heads and other tripod heads, compatible with Sony Canon Nikon and other DSLR cameras. The nonslip rubber pads add stability and prevent your equipment from scratches 【All Metal Build】 Made of aircraft grade aluminum alloy with black anodized CNC machining treatment, the professional leveling base is robust and built to last, and confidently supports 33lb /15kg with ease 【Lightweight & Portable】 Measuring 3.7"x3.5"x2.4"/95x89x60mm and weighing 7.3oz/208g, the camera leveler is portable for transport and compact for storage