One pair includes one winding plug and one stationary plug to mount one one spring.
Centre distance of mounting holes: 87/100 mm.
The winding plug has two 3/8" set screws for fixing to the shaft. Stationary plug has a 50.8 mm hole for bearing placement.
Max. Torque: 224Nm. Suitable for 1 inch (25.4mm) shaft. Max torque bolts 20Nm.
Unit: Pair (2 pieces: 1x Stationary + 1x Winding plug ).
Thread: Universal, max M152: 11mm, M95: 10mm. Marking: None.