i have a nos set of beartrap mks grafights that I originally put on the fat chance- see the thread below they are light (and plastic) hence why I spent the big bucks on the suntours but yours for what I paid £23 if they suit?
pair of 29" wheels wtb rims shimano m5 summat (deore) front
and a matching rear with a gt s/s hub ,black spokes silver rims
6 bolt hubs disc only rims
wtb exiwolf tyres
swap for a nice pair of 26" wheels
or sell £60 ish
