Regula 35 Mvmt is a 1 day cuckoo movement that comes complete with bird rod, chains, stop rings, weight hooks, hand nuts and an extended post for the music activation lever. Regula 35 Movmt has a pendulum length of 28.5 cm (measured from the suspension post to the centre of the pendulum leaf) and a plate size of 77 x 75 mm. Regula 35 Mvmt requires 2 weights of 275 grams each which can be purchased separately.