Scottoiler:
Dispenser assembly on sprocket
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Check valve
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Dual injector nibs
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Dual injector close up
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Mushroom end of black tubing above naked flame for 1 -2 seconds for a tight fit
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Nib lightly touching sprocket face - slash cut facing outward RH chain
Scottoiler:
Dispenser nib with ends mushrooomed and slash cut