Powerlite started small, still going todayAll Models View
Early Powerlites ’77-78 had square brake bridges.
’79 and later had a slotted brake bridge.
It seems both the Pro and Jr. were available with Euro BB’s
Jrs. cam stock with Euro BB and Pro was an option.
1977-81 bike had a front gusset with hole.
1982 and on they dropped the gusset.
P16 6 Speed