Unit spring coil hada daya bayan daya da kuma cika a cikin wani saƙa masana'anta.Bayan gule hade zai zama dukan aljihu spring tushe.
Bonnell Spring Base
Unit spring coil suna haɗa ɗaya bayan ɗaya kuma a yi amfani da waya ɗaya don haɗa juna.
Ci gaba da Spring Base
Waya ɗaya tana yin tushen tushen bazara gabaɗaya. Don haka duk kauri daga lokacin bazara iri ɗaya ne. Kauri na al'ada shine 1.9mm.2.0mm da 2.1mm. Za a iya zama damfara mai motsi a cikin pallet na wodden amma ba za a iya tattarawa a cikin akwati ba.