Reengineered version of the original AC-556 style gas block front sight with integrated sling attachment point.
- 2008 or later in Black or Stainless are compatible with Mini-14® rifles with a factory flanged .625" diameter barrel manufactured in 2008 or later, with a serial number prefix of 508 or higher. Additionally, Mini Thirty® rifles with the older factory straight pencil .625" diameter barrel and the new factory flanged .625" diameter barrel will be compatible.
- 2007 or earlier in Black or Stainless are compatible with Mini-14® rifles with a factory straight pencil .562" diameter barrel manufactured in 2007 or earlier, with a serial number prefix of 181 through 199, but not including 580 or higher.
