2.13 X .75" 15 DEGREE ISO 40A RETENTION KNOB (3900-5376)

2.13 X .75" 15 Degree ISO 40A Retention Knob Heat treated alloy steel. All dimensions are in accordance to DIN69872-1988 specifications. D is .91". D1 is .75". D2 is .55". D4 is .67". L is 2.13". L1 is .79". L2 is .16". The thread is M16 X 2.0. Shipping Weight: 0.2 lbs