Crafts idler ne track adjuster yɛ nea wɔyɛ no sɛnea OEM . gyinapɛn te. Wɔde dade kurukuruwa na ɛyɛe, idler main pin shaft no bɛyɛ den denam mid frequency hardening heat treatment no so na ama ayɛ den. Saa bere yi nyinaa, wɔde dade soronko na ɛtow idler shell no.