(BSA A10, A7 ETC NEW 98 LINK 5/8 X 3/8 DRIVE CHAIN FITS ALL SWINGING ARM MODELS WITH 19 TOOTH GEARBOX SPROCKET AND 42 TOOTH REAR WHEEL SPROCKET COMPLETE WITH CONNECTING LINK. MY CHAINS HAVE THE CORRECT AMOUNT OF SIDE PLATE END FLOAT SO FOR A FEW QUID MORE YOU CAN AVOID THIS FROM HAPPENING TO YOUR BIKE IN THE FIRST PLACE.)))))))))))))))))))))))).
