MAINA COUPLING SIZE 2 TYPE GO-A (BOTH HALVES FLEX.) ONE HALF BORED FOR DIA. 55 M6 SHAFT(HOLE 55 M7) WITH KEY WAY 16X10 MM UNI 6604, ONE HALF BORED FOR DIA. 75 H6 SHAFT (HOLE 75 R7) WITH KEY WAY 20X12MM UNI 6604
MAINA COUPLING SIZE 2 TYPE GO-A (BOTH HALVES FLEX.) ONE HALF BORED FOR DIA. 55 M6 SHAFT(HOLE 55 M7) WITH KEY WAY 16X10 MM UNI 6604, ONE HALF BORED FOR DIA. 75 H6 SHAFT (HOLE 75 R7) WITH KEY WAY 20X12MM UNI 6604