Where to buy 5mm knobs?

[Bishop Vogue]

Recently got an old SVT 200t head and she's missing a few knobs.  6mm or larger knobs are loose, so I assume it's 5mm (but not 100% sure)  given how loose, I don't think 5.5mm would do it.  Anyone here know of a source?

[davent]

Have you looked around here?

http://www.fliptops.net/

[Bishop Vogue]

Thanks man.  But whoa... 4 bucks a knob.... maybe I'll improvise with some 6mm knobs and electric tape. 

[GGBB]

Throw a layer or two of heatshrink around the shafts and use the 6mm knobs with set screw.

[Bishop Vogue]

Genius!  I will give it a go.