Quanzhou Mingzhu Technology Development Co., Ltd
Products
Manufacturer of a wide range of products which include High Load Bearing Capacity Track Roller and Superior Wear Resistance Bottom Roller with Double Flange for Excavator Undercarriage Parts,Balanced Radial Load Capacity And Preci...
MOQ: 2
Price:
| Supply Ability | 1500 MT/month |
| Manufacturing Process | Casting + Full Heat Treatment |
| Radial Load Distribution | Balanced Load Transfer Performance |
| Packaging Details | Export pallet packaging |
| Running Surface Hardness | Wear-Resistant Contact Surface |
| Product Name | Track Roller / Bottom Roller |
| Payment Terms | T/T |
| Roller Shell Structural Integrity | Designed for Stable Load Support |
| Delivery Time | 3-5 days |
| Structure Type | Double Flange |
| Model Number | 9168173 |
| Brand Name | STST PARTS |
| Place of Origin | Fujian, China |
| Certification | CE、CNAS、COC、SGS、ISO |
MOQ: 2
Price:
| Manufacturing Process | Precision Casting & CNC Machining |
| Application | Excavator Undercarriage System |
| Packaging Details | Export pallet packaging |
| Bearing System | Heavy-Duty Journal Bearing |
| Supply Ability | 1500 MT/month |
| Payment Terms | T/T |
| Lubrication | Lifetime Internal Lubrication |
| Delivery Time | 3-5 days |
| Product Type | Excavator Guide Wheel / Front Idler |
| Tread Hardness | HRC 50–56 |
| Certification | CE、CNAS、COC、SGS、ISO |
| Model Number | EC55 |
| Brand Name | STST |
| Place of Origin | Fujian, China |
MOQ: 2
Price:
| Application | Mini Excavator Undercarriage System |
| Product Type | Excavator Carrier Roller / Top Roller |
| Packaging Details | Export pallet packaging |
| Roller Shell Hardness | HRC 52–58 |
| Supply Ability | 1500 MT/month |
| Payment Terms | T/T,D/P |
| Shaft Hardness | HRC 28–35 |
| Delivery Time | 3-5 days |
| Product Name | KX35 Carrier Roller |
| Material | High-Strength Alloy Steel |
| Certification | CE、CNAS、COC、SGS、ISO |
| Model Number | KX35 |
| Brand Name | STST |
| Place of Origin | Fujian, China |
MOQ: 2
Price:
| Flange Type | Single Flange / Double Flange (customizable) |
| Supply Ability | 1500 MT/month |
| Applicable Excavator Model | EC55 / EC55B / EC55C / ECR58 |
| Material | 50MnB / 40MnB / 50Mn Alloy Steel |
| Payment Terms | T/T |
| Delivery Time | 3-5 days |
| Surface Hardness | HRC 48–62 |
| Product Name | Excavator Track Roller |
| Packaging Details | Export pallet packaging |
| Single Net Weight | 13–15 kg/pc |
| Place of Origin | Fujian China |
| Brand Name | STST |
| Model Number | EC55 |
| Certification | CE、CNAS、COC、SGS、ISO |
MOQ: 2
Price:
| Thread Type | Precision metric thread for secure fastening and accurate fit |
| Material | Manufactured from premium high-strength alloy steel |
| Supply Ability | 1500 MT/month |
| Load Capacity | Designed for heavy-load, high-impact working conditions |
| Payment Terms | L/C,D/A,D/P,T/T |
| Application | Suitable for excavator and bulldozer track shoe assemblies |
| Delivery Time | 3-7 days |
| Packaging Details | Export pallet packing |
| Surface Finish | Anti-corrosion coating for enhanced durability |
| Size | M22 × 82 mm metric specification for heavy-duty crawler undercarriage systems |
| Heat Treatment | Quenched and tempered to improve strength and toughness |
| Certification | CE、SGS、CNAS、COC、ISO |
| Model Number | M22×82 |
| Brand Name | STST |
| Place of Origin | Fujian China |
MOQ: 2
Price:
| Packaging Details | Export pallet packaging |
| Model | EX70 Carrier Roller |
| Application | Excavator & Bulldozer |
| Technology | Casting/Forging |
| Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Transport Package | Standard Export Wooden Package |
| Material | 50Mn/40Mn2 |
| Delivery Time | 3-5 days |
| Supply Ability | 1500 MT/month |
| Type | Undercarriage Parts |
| Certification | CE、CNAS、COC、SGS、ISO |
| Brand Name | STST |
| Place of Origin | Fujian China |
| Model Number | EX70 |
MOQ: 2
Price:
| Compatible Model | ZAX240 / ZAX240-3 |
| Payment Terms | D/P |
| Wheel Body | Precision Forged |
| Delivery Time | 3-5 days |
| Packaging Details | Export pallet packaging |
| Surface Hardness | HRC 48–56 |
| Supply Ability | 1500 MT/month |
| Product Name | ZAX240 Excavator Front Idler |
| Application | Excavator Undercarriage System |
| Manufacturing Process | Precision Forging & CNC Machining |
| Model Number | ZAX240 |
| Brand Name | STST |
| Certification | CE、CNAS、COC、SGS、ISO |
| Place of Origin | Fujian, China |
MOQ: 2
Price:
| Manufacturing Process | Precision Forging, CNC Machining & Welding |
| Application | Excavator Undercarriage System |
| Payment Terms | T/T |
| Roller Profile | Precision Ground Running Surface |
| Delivery Time | 3-5 days |
| Packaging Details | Export pallet packaging |
| Bearing Type | Heavy-Duty Precision Bearing |
| Supply Ability | 1500 MT/month |
| Product Type | Excavator Carrier Roller / Top Roller |
| Shaft Hardness | HRC 28–35 |
| Certification | CE、CNAS、COC、SGS、ISO |
| Model Number | E303 |
| Brand Name | STST |
| Place of Origin | Fujian, China |
MOQ: 2
Price:
| Optional Material | 35CrMo Alloy Steel |
| Matching Part | Track Bolt & Nut Assembly |
| Packaging Details | Export pallet packaging |
| Thread Type | Metric Coarse Thread |
| Supply Ability | 1500 MT/month |
| Payment Terms | L/C,D/P,T/T |
| Surface Finish | Black Oxide |
| Delivery Time | 3-5 days |
| Product Size | M19 × 57 mm |
| Manufacturing Process | Precision Hot Forged |
| Certification | CE、CNAS、COC、SGS、ISO |
| Model Number | M19x57mm |
| Brand Name | STST |
| Place of Origin | Fujian, China |
MOQ: 2
Price:
| Color | Yellow / Black / Customized |
| Heat Treatment | Fully Hardened Technology |
| Application | Excavator Digging and Earthmoving Operations |
| Supply Ability | 1500 MT/month |
| Feature | High Wear Resistance and Strong Impact Toughness |
| Product Name | Bucket Teeth 2713-1221 |
| Packaging Details | Export pallet packing |
| Delivery Time | 3-7 days |
| Material | High-strength Alloy Steel |
| Compatible Brands | DAEWOO / DOOSAN / SANY |
| Place of Origin | Fujian China |
| Brand Name | STST |
| Certification | CE、SGS、CNAS、COC、ISO |
| Model Number | DH130/ DH150 |
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