These frosted clear racks are made with a stronger plastic, and have a screw to adjust tightness of pusher.   

These are straight edge, standard length racks with attached helping hands.  The “frosted clear” is not a transparent clear.

These will fit in all Mah Jongg Maven cases.

 Sold as a set of 4.

Dimensions are 18.25″ L x 3″ W x 1″ H