Set of rubber sealing rings and replacement locking balls for SHS brand gas grenades from AirsoftPro.

Package includes a total of 4 rings and 4 balls:

• 1 tiny valve needle filler ring
• 1 outer ring of the valve filling needle thread
• 1 drain valve needle ring
• 1 grenade body and head thread ring
• 1 ball catch ring
• 4 drain valve locking balls

Weight: 15g