Sliding Gear Spring (8325) Valjoux 7734 The Durston DRM F130R Rolling

The Durston DRM F130R Rolling Mill features our 5-to-1 Reduction Self Lubricating Gearbox giving superb smoothness and power when rolling materials up to 6mm thick

pendulum can be adjusted from 150mm to 420mm without affecting the timekeeping of the movement

00mm brass square crutch block & 28

gives almost instant results and does not cause any micro-scratches or marks on the metals

A high quality Fusee pendulum rod manufactured from oblong section brass (1/4" x 1/8") with the round threaded section at the bottom of the rod machined out of the same piece

Sliding Gear Spring (8325) Valjoux 7734 The Durston DRM F130R Rolling