Tracklist
| A | Playpen |
| B | Mainliner |
Notes
Unofficial repress with original label and catalog#.Barcode and Other Identifiers
- Matrix / Runout (Runout Side A, Etched): PBS 11 A
- Matrix / Runout (Runout Side B, Etched): PBS 11 B
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| PBS 11 | Social Distortion | Mainliner / Playpen (7", Single) | Posh Boy | PBS 11 | US | 1981 |
| PBS 11 | Social Distortion | Mainliner / Playpen (7", Single, RP) | Posh Boy | PBS 11 | US | 1981 |
| PBS 11 | Social Distortion | Mainliner / Playpen (7", RP, Unofficial, Red) | Posh Boy | PBS 11 | US | 2008 |
| PBS 11 | Social Distortion | Mainliner / Playpen (7", RP) | Posh Boy | PBS 11 | US | 1990 |
| PBS 11 | Social Distortion | Mainliner / Playpen (7", Single, RP) | Posh Boy | PBS 11 | US | 1981 |
