Powered by Made-in-China.com
Olahigh Quality Undercarriage Part Excavator Carrier Roller Top 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.
CR186Type
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/YearCompany profile
Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: OEM Service AvailableNearest Port: NingBoAverage Response Time: ≤2.15h
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.
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
Excavator Undercarriage Parts PC200 Track Roller Bottom Roller 20y-30-16411
US$1,999.00
1 Piece(MOQ)
Direct Factory Supply Track Roller 4340535 for Hitachi Ex30 Mini Excavator Undercarriage Parts
US$15.00-100.00
1 Piece(MOQ)
Carrier Roller E320 E320b E320c Top Roller 8e-5600 for 20 Ton Crawler Excavator Undercarriage
US$28.00-32.50
2 Pieces(MOQ)
9089636 9134245 9234984 Excavator Upper Roller, Top Roller, Carrier Roller Ex200-5
US$17.00-37.00
1 Piece(MOQ)
Ex55 Carrier Roller Fit for Hitachi Excavator Undercarriage Parts Mini Excavator
US$26.00-30.00
1 Piece(MOQ)
Excavator Bulldozer Track Parts Top Carrier Track Roller 10800278
US$500.00
2 Pieces(MOQ)
Construction Machinery Parts Top Roller Carrier Roller for Bulldozer Excavator
US$99.00-5,000.00
1 Piece(MOQ)
Premium Top Carrier Roller for PC3000 PC4000 Excavators
US$99.00-5,000.00
1 Piece(MOQ)
Kobelco Excavator Undercarriage Parts Sk07-7 Top Roller Sk07n2 Top Carrier Roller
US$20.00-500.00
1 Piece(MOQ)
Undercarriage Top Roller for Xg833/Xg836/Xg843/Xg848 Aftermarket Replacement
US$23.00-28.00
2 pieces(MOQ)
Excavator Bulldozer Track Parts Top Carrier Roller 1248258
US$500.00
2 Pieces(MOQ)
Inpo Top Carrier Roller for Bulldozer, Excavator Upper Support Roller
US$1,999.00
1 Piece(MOQ)
Komat Su Bulldozer Construction Machinery Undercarriage Parts Top/Carrier Roller
US$20.00-500.00
1 Piece(MOQ)
Engineered Mini Excavator Top Roller Carrier Roller for Ex15 Undercarriage Parts
US$13.50-18.00
1 Piece(MOQ)



















