Description Knob Colors Red Yellow Black-Standard Gray Line Drawing Press-On T-Knob Variations Line Drawing Dimensions Master Item # A B C D Hole Mates To Quote T0 1.02" Press-On T-Knob 1.02" 0.48" ‐ 0.26" #6|#8|#10|M3|M4 T2 1.25" Press-On T-Knob 1.25" 0.24" ‐ 0.35" #8|#10|M4|1/4|M5 T3 1.50" Press-On T-Knob 1.50" 0.63" ‐ 0.41" 1/4|M6|5/16|M8 T6 1.75" Press-On T-Knob 1.75" 0.80" ‐ 0.50" 3/8