Kazhinji, roller handle ine maitiro maviri: EU style uye US style.Eu maitiro ane tsvimbo imwe, inokodzera nzvimbo yeEurope uye musika weAustralia kunyanya, dzimwe nyika dzinoshandisawo.Chimiro cheUS chine marudzi maviri emakeji, makeji mana nemakeji mashanu.Yakakurumbira muUSA, Canada nedzimwe nzvimbo dzeNorth America, South America nharaunda uye zvichingodaro.
Tsvimbo ine marapirwo maviri, Zinc plated uye Chrome plated.Chrome plated iri nani, Zinc plated ndeyehupfumi.Tsvimbo ine madhayamita maviri, 5.7 mm uye 7.7 mm.7.7 mm yakasimba, asi 5.7 mm saizi inokwana kune zvakajairika mapurojekiti.