Dive into excellence with our exceptional selection of Ex120-5 Ex120-2 Ex120-6 Zx135 models! Experience the pinnacle of quality with our Hydraulic Bucket Boom Arm Cylinder, masterfully crafted for lifting and tilting tasks, perfectly suited for high-performance excavators.
Model: |
All brand model are meet your demands |
Name : |
Boom Cylinder,Bucket Cylinder,Arm Cylinder |
Applicable Industries: |
Machinery Repair Shops, Retail, Construction works |
Application: |
Excavator ,Loader,Tractor |
Warranty: |
12Months,6Months |
Material: |
Steel |
Supply Ability: |
500 Piece/ per Month |


Explore Our Comprehensive Model List: Prepare to be amazed by our meticulously curated lineup, showcasing an extensive model range that meets all your machinery needs.
CATERPILLAR |
205/205B/205LC |
211/211C |
213/213B/213LC |
215/215B |
215D/215LC |
219/219D/219LC |
225/225B |
225D/225LC |
227 |
229/229D |
231D/231DLC |
235/235B |
235C/235D |
245/245B |
279C |
289C |
299C |
308C |
311/311B/311C |
312/312B |
312C/312D |
313B |
314C/314D/314B |
315/315C/315L |
317/317BL/317N |
318BL/318C |
319E |
320BL/320C |
320D/320L |
321C |
322/322B |
322L/322N |
323DL/323DLN |
324D/324DL |
324DLN |
325/325B |
325CL/325D |
325L |
330/330D |
330D2L/330L |
336D/336DL |
336EL |
345B/345D |
345DL |
349DL/349EL |
350 |
365BL/365CL |
374D |
375/375L |
385B/385C |
390 |
E110 |
E120B |
E140 |
E180 |
E200B |
E240 |
E300 |
E450 |
E650 |
EL240 |
EL300 |
D3/D3B/D3C |
D4/D4C/D4D |
D4E/D4H/D4G |
D4K |
D5/D5B/D5C |
D5G/D5H |
D5K/D5M/D5N |
D6/D6B/D6C |
D6D/D6H/D6K |
D6M/D6N/D6R |
D6T/D7/D7E |
D7F/D7G/D7H |
D7R/D8/D8H |
D8L/D8K |
D8N/D8R/D8T |
D9D/D9E/D9G |
D9H/D9L/D9N |
D9R |
D10N/D10R |
D10T |
D11N/D11R |
D11T |
E30 |
E45 |
E305 |
E304CR |
E305MR |
E305.5 |
E307/E308 |
E40 |
E70B |
CAT30 |
CAT301.8 |
CAT302.5 |
CAT303/304 |
CAT301.5 |
CAT301.8 |
CAT302.5C |
CAT303 |
CAT303.5CCR |
CAT303CCR |
CAT304CCR |
CAT304.5 |
CAT304 |
CAR305CCR |
CAT305 |
CAT306 |
CAT307 |
931/931LGP |
931B/931C |
933/933C |
933F/933G |
935B/935C |
941/941B |
943/943LGP |
951B/951C |
953/953C |
955C/955K/955L |
963/963B |
963C/963D |
973 |
977/977H |
977K/977L |
983/983B |
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VOLVO |
C13 |
EC13XR |
EC15/20 |
EC25 |
EC27C |
EC30 |
EC50 |
EC55 |
EC70 |
ECR28 |
ECR30 |
ECR48C |
ECR58PLIUS |
ECR88 |
ECR88PLUS |
EC130 |
EC140 |
EC150 |
EC160 |
EC180 |
EC200 |
EC210 |
EC229 |
EC230 |
EC240 |
EC250 |
EC280 |
EC290 |
EC300 |
EC330 |
EC340 |
EC360 |
EC380 |
EC420 |
EC450 |
EC460 |
EC480 |
EC620 |
EC650 |
EC700 |
EC900 |
ECR235 |
H10B |
H11 |
H12 |
H14 |
H16 |
H25 |
H5/H7/H9 |
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HITACHI |
EX08 |
EX12/EX15 |
EX20/EX22 |
EX25/EX30 |
KH300 |
EX40-1 |
EX40-2 |
EX45 |
EX50 |
EX50URG |
EX55 |
EX60-1 |
EX60-2/3 |
EX60-5 |
EX70 |
AX40U-2 |
AX40U-3 |
AX40U-4 |
UH025-7 |
UX30 |
ZX16-3 |
ZX17/ZX17U-2 |
ZX18 |
ZX22U-2 |
ZX23 |
ZX25 |
ZX30U |
ZX33 |
ZX40ZX48ZX50 |
ZX85USB LC-3 |
ZAXIS110 |
ZAXIS120 |
ZAXIS135 |
ZAXIS15/16/18/25/30 |
ZAXIS35/35U2/40U2 |
ZAXIS80 |
EX100 |
EX120 |
EX130 |
EX135 |
EX150 |
EX160 |
EX200 |
EX210 |
EX220 |
EX267 |
EX270 |
EX285 |
UH10/12 |
UH101 |
UH121/122/123 |
UH14-2 |
UH143 |
UH171/172 |
UH181 |
UH20 |
UH35 |
UH501 |
ZX110 |
ZX120 |
EX300 |
EX355 |
EX400 |
EX450/EX455 |
EX550 |
EX600 |
EX700 |
EX800 |
EX1100 |
EX1200 |
UE30/35 |
UE40/45 |
UE50 |
UH035 |
UH03M |
UH04-1/2/3 |
UH041/042/043 |
UH045-5/7 |
UH04M |
UH051/052M/053 |
UH06-5 |
UH061/062/063 |
UH07-3/5/7 |
UH081/082/083 |
UH09-7 |
ZX370 |
ZX370GI |
ZX400 |
ZX450 |
ZX460 |
ZX470 |
ZX500 |
ZX600 |
ZX650 |
ZX670 |
ZX800 |
ZX130 |
ZX135 |
ZX160 |
ZX180 |
ZX200 |
ZX210 |
ZX225 |
ZX240 |
ZX250 |
ZX270 |
ZX330 |
ZX350 |
ZX850 |
ZX870 |
KH 100 |
KH 125 |
KH 150 |
KH 180 |
KH 230 |
KOBELCO |
ED150 |
ED150 1E |
ED150 2 |
ED180 |
ED190-8 |
ED190LC |
ED190LC-6E |
K903 MARKII |
K903A |
K903B |
K903C |
K904 MARK II |
K904BL |
K904C |
K904CL |
K904D |
K904DLC |
K904E |
K905A |
K905ALC |
K905LC |
K905LC MARK II |
K907 MARK II |
K907A |
K907CLC |
K907D |
K907DLC |
K907LC |
K909 MARK II |
K909A |
K909ALC |
K909LC MARK II |
K910 |
K912 |
K912LC MARK II |
K914 |
K916 |
K916LC |
K935 |
K935A |
SK135SRLC |
SK150LCMARK III |
SK60LC MARK III |
SK170LC |
SK200 MARK III |
SK200LC VI |
SK210 MARK IV |
SK210-8 |
SK210-9 |
SK210LC |
SK210LCMARK III |
SK210LCMARKIV |
SK210LC-6E |
SK210LC-8 |
SK220HDMARKIV |
SK220LCMARKIII |
SK235SR |
SK250MARK8 |
SK250HDMARKVI |
SK250HDLCMARKVI |
SK250HDNLCMARK |
SK250LC6E |
SK250NLCMARKVI |
SK260MARK8 |
SK270 |
SK270LC |
SK300MARKIII |
SK300LCMARKII |
SK300LCMARKIII |
SK330 |
SK330 8 |
SK330 MARK VI |
SK330LC MARK IV |
SK350LC 8 |
SK350LC 9 |
SK400LC |
SK450 |
SK450LC |
SK480LC |
SK60 MARK III |
SK600 |
SK75UR-1 |
SK75UR-2 |
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Discover Our Versatile Additional Product Range: Uncover a plethora of options designed to enhance your machinery's capability, providing unmatched versatility and reliability.
Embark on an extraordinary journey with our premium collection of undercarriage parts, featuring precision-engineered track rollers, top rollers, sprockets, idlers, track links, and track shoes. Each component is crafted to perfectly integrate with your machinery's specifications, significantly boosting performance and delivering unparalleled quality to meet every operational demand with excellence.





QUANZHOU ZHONGKAI MACHINERY, globally recognized as ZKMPARTS/ZKUCPARTS, has been leading innovation since 2013. Nestled in the bustling city of Quanzhou, China, we specialize in superior undercarriage components. Our diverse portfolio includes track rollers, chains, idlers, top rollers, and sprockets/segment rims, supporting a wide spectrum of machinery-from excavators to agricultural tractors. We proudly partner with industry giants like Caterpillar, Komatsu, and Hyundai, ensuring the highest standards of quality and performance for every customer.






Frequently Asked Questions: We address your queries with expertise to provide clarity and assurance, ensuring a smooth experience.
1. Are you a factory or a trade entity? Learn about our comprehensive operational setup, blending both factory and trade capabilities.
As an integrated factory and trade business located strategically in Quanzhou City, Fujian Province, we offer seamless synergy between production and commerce, elevating our service delivery.
2. Howdo payment terms and delivery conditions work? Familiarize yourself with our process for seamless and secure transactions.
(1) Payment terms: We require 30% T/T in advance with the balance T/T before delivery, ensuring smooth and secure transactions.
(2) Delivery Terms: Typically,for LCL container (less than a container load) shipments,we provide options with CIF or EXW for your convenience and clarity.For LCL containertainer (less than a container load)we offer terms with FOB or CIF, allowing flexibility to suit your preferences.
Delivery termsarenegotiablebased on your needs, ensuring a bespoke service experience tailored to you.
3.Whatis the delivery timeline? Discover our efficient and reliable delivery schedules, designed for your convenience.
FOBXiamenor other ports 25-30 days after receiving your advance payment, ensuring a seamless experience. The actualdelivery time is tailored to your order's unique specifications and quantity, providing a custom-fit solution.
If the item is in stock,the delivery timeis expedited to just 0-7 days, offering exceptional speed and efficiency.
4. How can I be sure the part will fit my excavator? What about quality control? Trust in our meticulous quality assurance practices for precision and reliability.
(1) Supply us with the correct model number, machine serial number, or any identifiable numbers on the
parts themselves. Alternatively, measure the parts and provide us with dimensions or a drawing for perfect compatibility.
(2) We employ top-tier testers who meticulously inspect every single piece, ensuring that each product meets our exacting standards of superior quality. Our rigorous control measures are unparalleled.
These measures guarantee the utmost safety of our products during transit, consistently upholding our unwavering commitment to excellence and reliability.
5. How about the product's quality? Bask in the assurance of our carefully tiered quality offerings, each tailored to exceed expectations.
We present three distinct quality tiers for your discerning selection, meticulously crafted to meet a variety of performance needs and budgetary considerations.
(1)Economic Type Quality: Engineered as an economical yet high-performing solution, this option is ideal for rugged construction environments. With a 6-month guarantee, it delivers peace of mind and unwavering reliability. Perfectly compatible with robust machines such as the PC 100 and PC 200, it is expertly designed for 20-ton and sub-20-ton equipment.
(2)Standard Type Quality: Crafted to excel in a variety of construction settings, this choice ensures a remarkable 12-month guarantee. It stands as an optimal selection for mini excavators and equipment up to 20 tons, including the versatile ViO 30, and the efficient PC 100 and PC 200 models.
(3)Heavy-Duty Type Quality: Designed to conquer the most demanding applications, this category offers unrivaled durability with a robust 12-month guarantee. Whether tackling mining, quarrying, or forestry tasks, it is tailored for machines over 30 tons, accommodating powerful models like the ZAX 330, PC 650, PC1250, and the formidable D10T.