This Marlin manufactured fourth variation 18" long (19 1/4" long including the follower) inner magazine tube assembly is for the model 60 semi-auto rimfire rifle manufactured in 1991 or later and is in very good condition with light wear and a tarnish to the brass tube. (file photos)

Note: Model 60 rimfire rifles with the following years of manufacture and serial numbers have been observed with this part:

1991: 09312586

1993: 07392520 & 07453499

1994: 06119350 & 06270593

1995: 05175977

2000: 00223564

2002: 98462213 & 98475458