Vintage Bianchi OFMEGA 170mm Double Cranks with 52t / 42t Chainrings for 1960s & 1970s 10 & 12 Speed Road Bikes. These Bianchi Cranks are obviously copy's of the iconic Campagnolo Strada Nuovo or Super Record Cranks. CRANK SET 52/42 POLISHED FINISH ALUMINUM. 52 TOOTH IS GIPIEMME, 42 TOOTH IS ORIGIN8 BRAND.
42 TOOTH HAS NOTICIBLE WEAR ON TEETH. LENGTH OF THE ARMS : 170mm. THREAD FOR PEDALS : 9/16 X 20 F. MARKED : 9/16 X 20 F ON THE BACK. GOOD USED CONDITION - SEE PICTURES.
OFMEGA ITALIAN THREADED BOTTOM BRACKET 70MM. BEARING SURFACES IN GOOD, BUT NOT PERFECT CONDITION.