Comparison : Item # 1KCK-1292, 10-24 Thread and 1/2 Inch (in) Hub Diameter Steel Tapped Imperial Knurled Control Knob
Item # 1KCK-1293, 10-32 Thread and 1/2 Inch (in) Hub Diameter Steel Tapped Imperial Knurled Control Knob
Item # 1KCK-1294, 1/4-20 Thread and 1/2 Inch (in) Hub Diameter Steel Tapped Imperial Knurled Control Knob
Item # 1KCK-1295, 1/4-28 Thread and 1/2 Inch (in) Hub Diameter Steel Tapped Imperial Knurled Control Knob
Item # 2KCK-1296, 1/4-20 Thread and 5/8 Inch (in) Hub Diameter Steel Tapped Imperial Knurled Control Knob