Ningbo yuanda machinery Co., Ltd is a professional China manufacturer of cutting edge and end bit for all brands of construction machinery, It cooperates with a trading company named Ningbo For-Global International Trade Co., Ltd whom suppliers with cutting edges, end bits, bucket tooth, adapters, bolts& nuts, and other G.E.T products.

With nearly 30 years of experience in mechanical field, we know quality is the fundamental, so we focus on and make the quality improvement continuously. We only choose the quality certificated carbon steel and boron steel as raw material which shows a stable mechanical performance. During each production process, we have strict quality control system and before final packaging, we will inspect the dimensions and hardness to guarantee each product could meet customer's requirement for different working conditions.

Caterpillar J300 excavator part heavy equipment bucket adapter 3G4308 3G4309:
Material: Cast with alloy steel
Series: Caterpillar,Komatsu, JCB, Doosan,etc.
Hardness: HB420~480
Special technique: Heat treatment
Certificate: ISO9001:2008
Our prodcuts are built to deliver superior performance and long wear life which can make a real difference in your applications

Excavator Cutting Edge & Accessories:

OEM Replacement or Custom Design

Carbon Steel (Heat Treated) & Boron Steel (Heat Treated)

Weld on Base Edge

Straight or Serrated Bolt on Cutting Edge

Wide Range of Teeth & Adapters

Replacements Teeth & Adapters:

OEM Replacement or Customer Design

Wide Range of Shapes & Styles

Manufactured with High Quality Alloy Steel

Heat Treated to Precise Specifications

Parts of bucket teeth are as follows:

Caterpillar excavator bucket adapter 3G4308 3G4309:
1) figure:

The picture of Caterpillar J300 bucket teeth adapters 3G4308 3G4309: