Powered by Made-in-China.com
Ola Construction Machinery Bulldozer Undercarriage Parts Dozer Top Carrier Roller
US$75.00
1-9 Pieces
US$40.00
10+ Pieces
Product profile
Customization
AvailableAfter-sales Service
Service at 24 HoursWarranty
One YearModel NO.
CR120Type
BearingApplication
ExcavatorCertification
CE, ISO9001: 2000Condition
NewProduct Name
Excavator Carrier RollerKeywords
Carrier RollerMaterial
50mnb/40mnbTechnics
Follow OEM StrictlyFinish
SmoothHeat Treatment
YesTechnique
Forging, Casting, Machining, Heat TreatmentSurface Hardness
HRC52-58,Deepth:8-12mmSuitable
Excavator Bottom RollerColor
Black, Grey, Yellow or CustomizedAfter-Sales Service Provided
Video Technical SupportQuality
100% TestedPackage
Standard Export PalletOEM & ODM Custom
AcceptSample
AcceptTransport Package
Pallet or CustomizedSpecification
CustomizedTrademark
OLA or OEMOrigin
Ningbo, ChinaProduction Capacity
50000 0pieces/YearKey features
High-Strength Material: Constructed using 50MnB/40MnB steel for exceptional durability and load-bearing capacity.
Precision Heat Treatment: Surface hardness reaches HRC52-58 with a depth of 8-12mm for superior wear resistance.
OEM & ODM Customization: Accepts custom orders for color (Black, Grey, Yellow) and specific part specifications.
Comprehensive Testing: 100% tested for dimensions, appearance, and mechanical properties before delivery.
Anti-Rust Protection: Professionally treated with anti-rust paint to ensure corrosion resistance.
Fast Delivery: Normal lead time is 15-30 days after deposit receipt, with faster options for large orders.
Video Technical Support: Provides video assistance for after-sales service and troubleshooting.
Standard Packaging: Shipped in standard export pallets with options for special packaging requirements.
Company profile
Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: OEM Service AvailableNearest Port: NingBoAverage Response Time: ≤2.40h
AI-Powered supplier vetting
SummaryThe supplier operates in mechanical and electrical equipment, molds, plastic products, appliances, and related sales. It reports ISO 9001 and SGS certification, OEM service for known brands, customization from samples and designs, and exports to multiple regions. However, service-management controls are weak or undocumented: there are no written complaint-handling or corrective-action procedures and no approved-supplier list. Innovation and technical development appear limited, with no ODM, SDK, 3D design service, or new product reported in the past year, and only one R&D engineer. Quality-control assurance and traceability are unconfirmed, while testing equipment is reported as zero. Overseas service infrastructure is absent, including warehouses, showrooms, agents, branches, and offline trade-show participation. Financial information is present for multiple reporting years, but the supplied slices do not provide enough evidence to assess financial credibility.
Supplier typeThe supplier is a broad mechanical and electrical products supplier with sales of equipment, molds, plastic products, appliances, and related goods. It is not identified as a professional technical supplier and offers OEM service for known brands, but not ODM or SDK-based services.
CertificationsThe company description explicitly states that it holds ISO 9001 and SGS certificates. This is direct evidence of certification holding, although the slices do not specify certificate scope, validity, or issue dates.
After-Sales capabilityAfter-sales and service-management capability is weakly documented: there are no written complaint-handling procedures or records, no written corrective and preventive-action mechanism, and no overseas warehouse, showroom, agent, or branch. Lead time is stated as one month in both peak and off-season, but this does not establish effective after-sales support.
R&D capabilityInnovation capability appears limited: the supplier provides no ODM, SDK, or 3D software design service, reported no new products in the past year, and has one R&D engineer. The engineer handles R&D, product improvement, and production-site support, but this does not demonstrate strong innovation output.
Production capacityThe supplier accepts samples and small lots, supports customization, exports to over 30 countries according to its company description, and reports one-month lead times in both seasons. However, quality-assurance and traceability status are unknown and the number of quality-control test equipment is reported as zero, creating a stated production-quality weakness.
Customization capabilityThe supplier explicitly supports customization from samples and designs and states that products can be made according to customer requests. It also accepts samples and small lots and offers OEM service for known brands, although it does not provide ODM or 3D software design services.
Client casesThe supplier states that it has sent parts to more than 30 countries across North America, South America, the Middle East, and Africa, with positive customer feedback, and reports that some customers referred others. Export sales are also stated at 71%–90% of total sales, supporting international customer experience.
Product Q&A
Q:How do you ensure the parts you send are high quality?
A:
Once we receive the raw material we will do the chemical composition testing and in production, our QC will do the random inspection of every lot of the dimensions, appearance, mechanical properties hardness, impact value, etc. To make sure every part is qualified.
Q:What is the payment term?
A:
Usually 50% deposit and the balance before the shipment or against the BL copy. TT, lc is welcome.
Q:If we want to do our logo, is that acceptable?
A:
Yes, OEM & ODM are welcome.
Q:What's the lead time?
A:
For the normal order, it usually takes 15-30 days after receiving the deposit as agreed.
Q:What kind of package do you offer?
A:
Normally we use the export standard pallets, if you have any special requirements, we can discuss them.
Send Inquiry
*To:
Ningbo Ola Machinery Parts Co., Ltd
Ningbo Ola Machinery Parts Co., Ltd*Content:
Supplier replies will be sent to your registered email
You may also like
Bulldozer Top Roller D375 195-30-01042 195-30-01041 Dozer Carrier Roller
US$20.00-100.00
1 Piece(MOQ)
Reliable Undercarriage Parts Top Roller for Sk200-3 Bulldozer Excavator Carrier Roller
US$25.00-30.00
1 Piece(MOQ)
Crawler Crane Carrier Roller and Top Roller pH7250 Undercarriage Parts
US$49.00-78.00
1 Piece(MOQ)
Ola Factory Custom Dozer Undercarriage Parts Excavator Track Roller
US$38.00-120.00
1 Piece(MOQ)
155-30-00233 Dozer Top Roller D85 Spare Upper for Undercarriage Parts Carrier Roller
US$25.00-85.00
10 Pieces(MOQ)
Construction Machinery Parts Track Rollers Carrier Roller for Bulldozer Excavator PC2000
US$50.00-500.00
1 Piece(MOQ)
Excavator Undercarriage Parts PC200-5 20y-30-00022 Km1640 81EL-20030 204-30-00020 Carrier /Upper/Top Roller
US$20.00-500.00
1 Piece(MOQ)
Bulldozer D8 Carrier Roller Upper Roller Top Roller Assembly Undercarriage Parts
US$50.00-500.00
1 Piece(MOQ)
Excavator Undercarriage 22u-30-00020 Parts 22u-30-00020 22u-30-00021 Vkm3532V Top Carrier Roller
US$20.00-500.00
1 Piece(MOQ)
Kobelco Excavator Undercarriage Parts Sk07-7 Top Roller Sk07n2 Top Carrier Roller
US$20.00-500.00
1 Piece(MOQ)
Bulldozer and Excavator Undercarriage Top Roller Undercarriage Parts Carrier Roller Support Rollers
US$99.00-5,000.00
1 Piece(MOQ)
Excavator Bulldozer D155 Undercarriage Spare Parts Carrier Top Roller
US$22.36-38.26
10 Pieces(MOQ)
Ola in Stock Excavator Undercarriage Parts Sh350 Sk120 Excavator Top Roller
US$45.00-58.00
1 Piece(MOQ)



















