KNOB 4 ARM 1/4"-20 PHENOLIC
KNOB FLUTED M4-0.7 PHENOLIC
KNOB FLUTED 0.250" ALUMINUM
KNOB 5 ARM 5/16"-18 PHENOLIC
KNOB SMOOTH THERMOPLASTIC
KNOB KNURLED 0.250" METAL
KNOB FLUTED W/SKIRT 0.250" PLAST
KNOB 3 ARM #10-32 PHENOLIC
