Place of Origin:
Fujian China
Brand Name:
STST
Certification:
CE、CNAS、COC、SGS、ISO
Model Number:
EX70
The EX70 Carrier Roller is an essential undercarriage component specially designed for Hitachi excavators. Mounted on the upper frame of the equipment, it firmly supports the track chain, prevents track sagging, shaking and jumping during operation. Built with premium materials and advanced craftsmanship, this carrier roller features outstanding wear resistance, impact resistance and reliable sealing performance. It delivers stable operation and extended service life even in tough working environments such as construction sites, mines and earthmoving projects. As a perfect OEM replacement part, it is widely trusted by machinery maintenance teams and equipment owners worldwide.
This EX70 carrier roller is a standard replacement part for Hitachi small and medium-sized excavators. It is extensively applied in construction engineering, road maintenance, mining, farmland renovation and other fields. It is an ideal choice for equipment repair and regular undercarriage maintenance.
A1: Yes. It fits Hitachi EX60-5, EX70, EX75, ZAX70 and ZAX65 perfectly. All dimensions comply with OEM standards for direct installation.
A2: Common causes include sand and mud penetration, long-term overloading, improper track tension and seal failure. Our optimized sealing and structural design can effectively avoid these problems.
A3: Under normal working environments, the service life of our carrier roller can reach 4000 to 6000 working hours.
Carrier Roller, EX70 Carrier Roller, Excavator Undercarriage Parts, High Performance Carrier Roller, Longer Service Life Carrier Roller
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