BTA312B-600D BTA312B-800B BTA312B-800E BTA312B-800C BTA312X-600B BTA312X-600E BTA312X-800B BTA312X-800E BTA312Y-600C BTA316-600B BTA316-600C BTA316-600D BTA316-800C BTA316B-600C BTA416Y-800B