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    undercarriage parts made in china PC15-3 Bottom roller
    "China Made lower roller" refers to aftermarket or OEM-compatible track rollers for heavy machinery like excavators and bulldozers, manufactured in China, often sold through B2B platforms like Alibaba and Made-in-China.com, emphasizing cost-effectiveness, deep hardening, and compliance with industry standards for durability in demanding construction and mining environments. They offer wide compatibility for brands like Komatsu, Caterpillar, Hitachi, and come in various types (single/double flange). 
    This video shows an example of a lower roller replacement on a mini-excavator:
    Related video thumbnail
    57s
    James of all Trades
    YouTube • Jul 12, 2022
    Key Characteristics 
    • Material & Hardening: Forged from deep-hardening steel with hardened wear surfaces (HRC52-58, 8-12mm depth) for long life.
    • Design: Features include bronze bushings for better load distribution, oil recycle systems, and heat-treated shells and shafts for strength.
    • Quality Control: Often ISO 9001 certified and come with machinery test reports, including video inspections.
    • Compatibility: Available for numerous models from major brands (Komatsu, Caterpillar, Hitachi, etc.) and can be customized.
    • Applications: Used in construction, mining, agriculture, and general machinery repair. 
    You can watch this video to see an example of a lower roller being installed on a roller coaster:
    Related video thumbnail
    1m
    Coaster College
    YouTube • Nov 16, 2024
    Where to Find Them 
    • B2B Platforms: Alibaba.com and Made-in-China.com host many suppliers like Xiamen Hanlinuo Machinery, Hetrack, and others.
    • Manufacturers: Companies in industrial belts in China (like Quanzhou, Fujian) produce these parts. 
    In essence, "China Made lower roller" signifies a broad category of affordable, mass-produced undercarriage components for heavy machinery, with varying quality levels but generally offering strong performance for their price point. 
    • Made in China Excavator Lower Roller Sk330-8 Bottom Roller
      High-Quality Construction: Our Made in China excavator lower roller sk330-8 bottom roller is designed to provide reliable performa...
      Alibaba·
      0:24
    • China Made Track Roller(999+) - Alibaba.com
      China-made track rollers are essential components in tracked machinery such as excavators, bulldozers, and crawler cranes. Designe...
      Alibaba.com
    • China Made Caterpillar D9N bulldozer 7T1258 CR4672 ...
      Our undercarriage parts Track Roller advantage(Why Choose ours) 1.Good lubricated oil recycle system. 2. High hardness :HRC52-58,d...
      Xiamen Fortune Industrial Co., Ltd.
    Show all
    • Made in China Excavator Lower Roller Sk330-8 Bottom Roller
      High-Quality Construction: Our Made in China excavator lower roller sk330-8 bottom roller is designed to provide reliable performa...
      Alibaba·
      0:24
    • China Made Track Roller(999+) - Alibaba.com
      China-made track rollers are essential components in tracked machinery such as excavators, bulldozers, and crawler cranes. Designe...
      Alibaba.com
    • China Made Caterpillar D9N bulldozer 7T1258 CR4672 ...
      Our undercarriage parts Track Roller advantage(Why Choose ours) 1.Good lubricated oil recycle system. 2. High hardness :HRC52-58,d...
      Xiamen Fortune Industrial Co., Ltd.
    • Durable Lower Roller for Excavators - Directly From China
      Durable Lower Roller for Excavators - Directly From China * US$30.001-29 pieces. * US$28.0030-99 pieces. * US$26.00100+ pieces.
      Made-in-China.com
    • undercarriage parts made in china PC15-3 Bottom roller
      Apr 1, 2019 — undercarriage parts made in china PC15-3 Bottom roller. FacebookLinkedInSkypeEmailXVk. undercarriage parts made in chin...
      www.xtptrack.com
    • Lower Roller for Komastu, Caterpillar, Kato, Hitachi, Daewoo etc
      Lower Roller for Komastu, Caterpillar, Kato, Hitachi, Daewoo etc - Excavator Track Bottom Roller, Excavator Top Rollers | Made-in-
      Made-in-China.com
    • Undercarriage Parts Bottom Roller PC40-7, PC60-5-6-7 20t-30- ...
      Undercarriage Parts Bottom Roller PC40-7, PC60-5-6-7 20t-30-00071 Track Roller - Undercarriage Parts Roller, Bottom Roller | Made-
      Made-in-China.com
    • High-Quality Bottom Rollers for Direct Sales Bulldozer Chassis
      Details. ... Our company is located in the industrial belt of excavator factory, we have a very high quality source of goods no ma...
      Made-in-China.com
    • Factory Price Bottom Roller Track Roller Lower Rollers for Excavator ...
      Factory Price Bottom Roller Track Roller Lower Rollers for Excavator Undercarriage Parts Excavator Tracks - Factory Price Roller, ...
      Made-in-China.com
    • Wholesale Lower Roller - Made-in-China.com
      China Factory Undercarriage Parts D4d D6c D6d Wholesale Track Roller High Quality Bottom Track Roller Lower Roller Bulldozer Botto...
      Made-in-China.com
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    Lower Roller


    Made-in-China.com
    https://www.made-in-china.com › hot-china-products
    Made-in-China.com
    https://www.made-in-china.com › hot-china-products
    China Lower Roller wholesale - Select 2025 high quality Lower Roller products in best price from certified Chinese Delivery Roller manufacturers, ...
    4.1 store rating (277) · Free delivery

    Made in China Excavator Lower Roller Sk330-8 Bottom ...


    Alibaba
    https://www.alibaba.com › product-detail › Made-in-Ch...
    Alibaba
    https://www.alibaba.com › product-detail › Made-in-Ch...
    High-Quality Construction: Our Made in China excavator lower roller sk330-8 bottom roller is designed to provide reliable performance and durability in various ...Read more
    China Made lower roller from www.alibaba.com

    undercarriage parts made in china PC15-3 Bottom roller


    xtptrack.com
    https://www.xtptrack.com › Portfolio
    xtptrack.com
    https://www.xtptrack.com › Portfolio
    Apr 2, 2019 — XTPtrack Parts manufacturer export excavator and bulldozer undercarriage such as bottom rollers, top rollers, idler, sprocket, track link, track ...Read more
    China Made lower roller from www.xtptrack.com

    Bulldozer Lower Track Roller


    Quanzhou Kequenda Engineering Machinery Co., Ltd
    https://www.kqdmachine.com › ... › Track Roller
    Quanzhou Kequenda Engineering Machinery Co., Ltd
    https://www.kqdmachine.com › ... › Track Roller
    We're well-known as one of the leading bulldozer lower track roller manufacturers and suppliers in China. We warmly welcome you to buy high quality ...

    OEM Bottom Roller Track Loader Parts


    Quanzhou Huamao Machinery Equipment Co.,Ltd
    https://www.cnkmf.com › oem-bottom-roller-track-loade...
    Quanzhou Huamao Machinery Equipment Co.,Ltd
    https://www.cnkmf.com › oem-bottom-roller-track-loade...
    Constructed with high-quality materials, the track roller offers durability and long-lasting performance. It is engineered to withstand heavy loads.Read more

    China Mini Excavator Track Rollers - High Quality & Durable


    Alibaba.com
    https://www.alibaba.com › showroom › china-mini-exc...
    Alibaba.com
    https://www.alibaba.com › showroom › china-mini-exc...
    Discover china mini excavator track rollers with HRC52-58 hardness, 50Mn material & ISO9001 certification for reliable undercarriage performance.
    4.3 store rating (341)

    Track Roller-Single Flange


    Made-in-China.com
    https://hetrack.en.made-in-china.com › ZMmEFiOAEzVb
    Made-in-China.com
    https://hetrack.en.made-in-china.com › ZMmEFiOAEzVb
    China Track Roller-Single Flange catalog of D155 Bulldozer Komatsu Spare Parts Single Double Df/Sf Flange Track/Bottom Lower Rollers, ...
    4.1 store rating (277) · Free delivery

    China Made Caterpillar D9N bulldozer 7T1258 CR4672 ...


    Xiamen Fortune Industrial Co., Ltd.
    https://www.fortunepart.com › Track Roller
    Xiamen Fortune Industrial Co., Ltd.
    https://www.fortunepart.com › Track Roller
    China Made Caterpillar D9N bulldozer 7T1258 CR4672 undercarriage parts lower track roller ; Painting Color, Black or yellow ; Process, Forging and casting.Read more
    China Made lower roller from www.fortunepart.com

    Bottom Roller


    Festival de Cinema de Avanca
    https://www.avanca.com › ... › US $ 10-35
    Festival de Cinema de Avanca
    https://www.avanca.com › ... › US $ 10-35
    Oct 4, 2025 — China Bottom Roller - Select 2025 Bottom Roller products from verified China Bottom Roller manufacturers, suppliers on Cheap Avanca ...

    Lower Roller - Manufacturers, Factory, Suppliers from China


    Fujian Jinjia Machinery Co.,Ltd.
    https://www.qzhdm.com › lower-roller
    Fujian Jinjia Machinery Co.,Ltd.
    https://www.qzhdm.com › lower-roller
    Lower Roller - Manufacturers, Factory, Suppliers from China. We rely upon strategic thinking, constant modernisation in all segments, technological advances and ...Read more

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