1. Iyo chassis yakagadzirirwa inorema michina yekuchera, yekuchera rig, zvichingodaro.
2. Yese rollers yakagadzirwa nesimbi yealloy, zvakanyatsoenderana nezvinodiwa nemaitiro, uye mushure mekudzima kurapwa, kupfeka kwakanaka kuramba, hupenyu hurefu hwebasa.
3. Ma roller mana igungano rakanaka kuti ive nechokwadi chekutakura mutoro, nzvimbo yegungano inogadziriswa zvese, kusarudzwa kwedhizaini yekusimbisa kuti ive nechokwadi chakakura kupfuura zvinodiwa nemutengi.