Ring Holder Inspection Arm, MS16J, has a spring loaded hook collar which securely holds a ring for inspection while under a Dino-Lite.
Double-sided tape included to secure MS16J to a desired surface/stand. A 1.5mm hex key (not included) can be used to tighten or loosen the tension on swing arm or rotation. Measures (L x W x H) 60 x 90 x 90mm (2.36" x 3.54" x 3.54"). Shipping weight 1 lb. (0.45kg). One-year manufacturer's warranty. Made in China.