428 Double Row Sprocket Motor Sprocket Chain 42 Tooth Split Chain Disc Suitable for Electric Tricycles, etc.

• Usage: Transmission Chain
• Material: Stainless steel
• Surface Treatment: No
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 428 double row of sprockets
• Feature: Oil Resistant
• Chain Size: 428
• Structure: Chain Wheel
• Color: Solid Color
• Product Name: 428 Double Row Sprocket Set
• Sprocket Type: Double Row
• Wide( Double-Row Chain): 29mm
• Motor Wheel: 18 Tooth
• Split Chain Disc: 42 Tooth
• Hole Inner Diameter(Motor Wheel): 22mm
• Outer Diameter of Hole(Motor Wheel): 75mm
• Outer Diameter(Split Chain Disc): 175mm
• Inner Hole Diameter(Split Chain Disc): 95mm
• Hole Center Distance(Split Chain Disc)): 120mm
• Transport Package: Wooden or Carton Case Packing
• Specification: 428
• Trademark: hengnayuan
• Origin: China, Henan
• Production Capacity: 10000pieces/Year
• Package Size: 30.00cm * 30.00cm * 10.00cm
• Package Gross Weight: 4.000kg

Product Description

Product name	428 double row sprocket set
Product information	66-section double-row chain*1; 18 teeth double row motor wheel*1; 42-tooth double-row split chainring*1
gear thickness	25mm
Hole inner diameter	motor gear: 22mm 42-tooth double-row split chainring: 95mm
chain parameters	Width: 29mm,  Diameter: 8mm

Product Description

Product Parameters

Small products are generally packaged in cartons, large products or bulk goods are packed in wooden cases, the specific outer packaging is shown in the following figure.

After Sales Service

1, the whole vehicle and the whole vehicle modification kit, the motor and controller warranty time is one year;
2. There is no three warranty period for other wearing parts. If the damage problem is reported within 15 days after the goods are signed, it will be replaced or reissued free of charge.
3, tires, shock absorbers, rear axle, etc. are not in accordance with the specifications and requirements of the product, due to overload or human causes of damage, can not participate in the scope of after-sales service.
4, the company principle: if there is a problem during the product quality assurance period, the goods need to be returned to give replacement or quality assurance services. If the goods are not returned and need to be sold after sale, we have two solutions.
Method 1: It is recommended that the customer place the next batch of orders, replace the new goods and the newly purchased goods together, and the freight is borne by the buyer.
Method 2: The customer is advised to buy the product again, according to the 50% discount of the product price, the freight is borne by the buyer.