Taxanaha Hagaha Dhaqdhaqaaqa Roller Linear wuxuu muujinayaa rullaluistu sida curiyaha rogrogmi kara halkii uu ka ahaan lahaa kubbadaha birta.Taxanahan waxa loogu talagalay xagal 45-degree ah oo xiriir ah.Qallafsanaanta laastikada ee dusha taabashada tooska ah, inta lagu jiro rarka, si weyn ayaa loo dhimay iyadoo la bixinayo adkeysi weyn iyo awoodo culeys oo sarreeya dhammaan 4ta jiho ee culeyska.Jidka toosan ee taxanaha ah ee RG waxa uu bixiyaa wax qabad sare oo loogu talagalay wax soo saarka saxda ah ee saxda ah waxana uu gaadhi karaa nolol adeeg ka dheer marka loo eego hagayaasha toosan ee kubbada sida dhaqameed.