These Mini Sprint rack and pinion assemblies are made from the finest material available and fully assembled in the U.S.A.  They feature a Pinion that is on an eccentric, making it easy to adjust and also making it so that one housing can be used for all available ratios. 
Moves 4-1/2" per rotation
3/4"-48 Input shaft (Accepts u-joint # 910-32241 or 106-30304 and coupler # 910-32282)
Eccentric pinion
Accepts .375" rod ends
Made in U.S.A