Huffy 600 Owner's Manual page 20

Attach lower elevator tubes (32) and counter balance springs (33) to backboard
2.
support brackets (27) using spacers (26), bolt (29), and nut (31) as shown.
NOTE:
Rim mounting nuts and
bolts (48) supplied with rim
hardware.
DO NOT use washers (47)
here on spring return style
rims.
3.
Install cover (1) over spring
return mechanism as shown.
P/N 21163610 02/05
Refer To
Instructions
Included With Rim
Hardware For Rim
Assembly.
27
26
29
39
1
20
11
14
26 31
47
48
33
32
34