BM-183 (FORGED STEEL CRANKS)

Product detail

BM-183 (FORGED STEEL CRANKS)
Machined to British, French & Italian standards both in left & right hand threads, BNCP finish.
MM (L)	Sizes	Inches
100	—	4″
125	—	5″
150	—	6″
165	—	6½”
170	—	6¾”
178	—	7″
STANDARD	B.B. HOLE (a) mm	COTTERPIN HOLE (b) mm
British	5/8″ (15.88mm)	3/8″ (9.5mm)
French	16.0	9.0
Italian	16.0	9.0
THREADING SIZE (c)
British	9/16″ (14.28mm) × 20TPI W/W
French	14mm × 1.25 Pitch ISO Metric
Italian	9/16″ (14.28mm) × 20TPI W/W