Norton mushroom tappet adjusters 750 850 Commando NMT2074 valve adjuster screw BSA There are other unit twins

There are other unit twins that are not mentioned so if you have points on the side of your engine and have a stator

I’d sit at traffic lights revving the throttle like I was on the starting line at a MotoGP

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This product is New - Engine Oil Seal Kit 11 piece 750 850 Norton Commando UK MADE seals set

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Norton mushroom tappet adjusters 750 850 Commando NMT2074 valve adjuster screw BSA There are other unit twinsYou will get the adjuster that is pictured. You receive 1 USA made Mushroom Tappet Adjuster as pictured. This adjuster is made of high carbon steel hardened to 58 60 Rockwell. The radius is machined to a #10 #16 micro finish. These adjusters add life to valves and guides by compensating for the poor geometry in the original design.