Iyi roller ikoreshwa kubucukuzi bwa KOMATSU, ibikoresho byumubiri ni 40Mn cyangwa 50Mn, diameter ya shaft ni ⊘30mm, uburebure bwumubiri ni 102mm, uburebure ni 73mm, kuruhande, dushobora kandi gutanga iyi moderi yicyitegererezo, spock, idler , ikurikirana ihuza nibindi bice byimodoka kuriyi moderi.
Abakora umwuga wo mu ruganda rwa KTS batanga ibice byujuje ubuziranenge mu myaka myinshi, bidasanzwe 1-6ton mini-excavator ibice bitwara abagenzi, ntibishobora gukoreshwa gusa mumihanda yicyuma, birashobora no gukoreshwa mumashanyarazi, ibicuruzwa byacu bikurikije amahame ya OEM kugirango bikore .