ID needed on brake caliper?

[novadose74]

Hi, does anybody know what this brake caliper is and what it went to? Thank you.

 

[RobertC]

I think that Mark is a K - H...like Kelsey Hayes ?

 

[Ginz61]

Kelsey Hayes 400M-manual disc brake
400H hydraulic disc brake
I’ve seen both used on older snowmobiles.

 

[novadose74]

Thanks for the reply’s. Are they hard to come by?