Remington 870, 1100, 11-87 magazine sprin retainer verious gauges
Remington 870, 1100 or 11-87 magazine spring retainer for non detent magazine tubes. If you are unsure take you magazine cap off and look. If you see this metal retainer that is the part you want. For express type plastic retains look at those listed here also.
Use the drop down box to select gauge.