• For all the long reach boom we produced,include lubricant pipe system, hydraulic system, 1 bucket, 1 bucket cylinder, 1 linkage, all pins,all hoses,etc
• The Stick cylinder of the long boom, can use the original stick cylinder to save the cost, if you need the stick cylinder, we also can prepare for you.
• This CAT336 excavator long reach boom,the stick cylinder use the original stick cylinder
• The main material of this long boom is Q345B + Q690D, the top and bottom cover plate use Q690D, other plate use Q345B. Weldox also optional to suit to your application. Pin’s material is 42CrMo4.
• Before welding,we have use big bevelling machine bevel the edge of the sheet.So the welding can go to the internal of the steel-sheet and make the structure have higher performance.
• If necessary, extra pipeline can be added as customer requirements For this Cat pillar 336 20 meter long reach boom,we do not prepare extra auxiliary pipe as customer requirements

• Our welding was by maual. Welding is protective-gas welding, the protective gas is 80% Argon and 20% CO2 mixed. This is golden standard for protective gas.
• For all base,joint and other main structure of the long boom, we use boring machine adjust the precision after welding, to avoid the welding-stress leading to big tolerance.
• We will also supply parts list for the long reach boom, so it’s easy for Maintenance and after-sales service.
• We can supply detailed dimension drawing for confirmation before order.
• For this CAT336 excavator long reach boom,we add 4000kg extra counter weight.The extra counter weight is middle design.

^{Dongguan Hyking Machinery Co., Ltd. is located in Dongguan, Guangdong Province, a famous manufacturing city in China. Has a large number of high-precision processing equipment, such as plasma, CNC flame cutting machine, floor milling machine, large lathe / drilling machine, etc., is one of the domestic large-scale construction machinery parts manufacturers, the main products are: excavator claws, excavator and long arm, Demolition of the arm, shortening of the arm, grasping the wood, etc. The products are sold all over the country and exported to more than 30 countries. They have provided product supporting services for many large-scale projects such as subway construction, hydropower stations, nuclear power plants, municipal projects, river dredging, and tunnel projects.}

^{Hyking Machinery specializes in non-standard customized services. Customized products are suitable for all brands of excavators: Carter CAT, Komatsu PC, Hitachi ZX (EX), Kobelco SK, Hyundai R, Liebherr, Kato HD, Daewoo (Doosan) DH, Sumitomo SH, Case, Volvo EC, Sany, Xugong, Yuchai, Liugong, Xiagong, Longgong, Luxide, Shanzhong and so on.}

^{"Excellence, craftsmanship" is our belief. Based on customer feedback and field visits by technicians, we continuously improve and perfect products to provide customers with the most perfect service.}