I-11mm Snap caps inikeza isivalo esivikelekile, esinciphisa ukuhwamuka ngisho namasampula aguquguqukayo, ukuchofoza okuzwakalayo kuqinisekisa ukuthi uphawu oluvikelekile lwakhiwe futhi isivalo sisetshenziswa ngendlela efanele. Amakepisi e-snap ahlanganiswe ngaphambili, ama-Snap cap ahambisana ne-Aijiren Vials nezinye izitsha zesitayela se-snap-ring.