47738 Steel Ball Bearing Guide 1-1/8 

Overall Dia x 1/2 Inner Dia x 5/16 Height

Tool No.47738

Specification

Diameter (D)	1-1/8
Application	45468, 45992, 51590, 57142, 57144 and old style 57138 & 57140 (prior to 6/95). For new style 57138 & 57140 (after 6/95) use Ultra-Glide™ #47737.
B	.312 (5/16)
d	1/2