12 Ton-30 Ton Durable Excavator Telescopic Arm For CAT320 ZX330 , telescopic arm excavator

12 Ton-30 Ton Durable Excavator Telescopic Arm For CAT320 ZX330

The two-stage telescopic boom is generally 10-14 meters, generally match 12-30 tons excavator. It is divided into two designs with and without pipe coiler. On the market with pipe coiler design one is the main supply products

1.The built-in hose design avoids friction.
2.The sliding blocks can be replaced quickly.
3.Grease filling holes for centralized lubrication
4.A high quality standard bucket is in the plan.

✅ Built-in slider reduces cylinder vibration
✅ Pipe coiler with extended spring plate
✅ The housing is made of LG700 high strength material
✅ bearing position Multi-layer reinforcement
✅ with 22 ton large bucket cylinder
✅ exposed bucket cylinder
✅ four pcs wire high pressure hose
✅ telescopic cylinder adopts double oil seal

(Robust structure)

1. Bearing part with multi-layer reinforced

(Long service life)

1. The reel adopts enlarged spring piece

2. Adopt 22-ton strong bucket cylinder

(Avoid oil leakage)

1. Hydraulic hoses are made of four-layer steel wire ring.

2. The telescopic cylinder adopts double oil seals

3. Bucket cylinder hose was built-in to avoids oil leakage caused by hose vibration

(Easy to maintain)

1. Lubrication system for sliders help support butter easily.

2. Bucket cylinder hoses can be replaced easily, without dismantling the arm.

Usually use 40GP container to load product !

Contact sophia to inquiry details !