Chiappa Rhino 60DS barrel weight, only works with 6 inch barrel Rhino with under barrel picatinny rail. Weights 12.1oz (343 grams).
Printed with Filamatrix PLA+ and filled with lead shots. Mounting torque is 15 pound/inch. Over tighten may result in a scratched rail. (Obviously the revolver is not included)
A steel version that can double as muzzle brake mount is coming in the future.