ZenitCo B-31LV Sport handguard extender. Allows to use B-21L or B-10L handguard together with DL-2 (or DL-2 for fullsize AK) extender. DL-2 extender is required!
ZenitCo B-31LV Sport gas tube cover. Allows to use B-21L handguard together with DL-2 extender (Sport-2 kit on long barreled KR-9), or B-10L with DL-2AK. DL-2 extender is required!