Yeah M8 I think. Again, too long ago to remember 100%, but I do recall the Micron I bought came with bolts that were too big, so I had to scrabble round and get smaller ones...
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MC21SP Plaything
BMW F800GS Bumblebee
Triumph 9551 Daytona Big boys toy
FJ1100 Sporting relic
GTS1000 oddball