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ABS Plastic Angle Valve
Bawul ɗin kusurwa shine bawul ɗin duniya angular, bawul ɗin kwana yayi kama da bawul ɗin ball, tsarinsa da halayensa suna canzawa daga bawul ɗin ƙwallon.Bambanci tare da bawul ɗin ƙwallon shine cewa madaidaicin bawul ɗin kwana yana a kusurwar dama na digiri 90 zuwa mashigar.
