Isirinji iqulethwe ngumphanda, iplunger, igasket, umgca wokuthweswa isidanga, ihabhu yenaliti, ityhubhu yenaliti kunye nenaliti yokukhusela.Iyunithi ye-30 okanye iYunithi ye-100 yokukhetha.
I-Barrel icacile ngokwaneleyo ukuvumela ukulinganisa okulula komthamo oqulethwe kwisirinji kunye nokufunyanwa kwe-bubble yomoya.
I-plunger ingena ngaphakathi komphanda kakuhle kakhulu, ithembisa ukuvumela inkululeko yokuhamba.
Isidanga esiprintwe nge-inki engacimekiyo kwi-barrel kulula ukuyifunda.