Product introduction
This 28H loose bead flower drum is only suitable for bicycles with 28 spokes. The flower drum is made of S45C steel. This type of steel has the characteristics of hard texture, high safety factor, and easy processing. It is usually used in metal products, machinery manufacturing, rail transportation, automobiles, chemical equipment, etc. High quality steel ensures the safety and durability of flower drums. The flower drum adopts a ball bearing design, with 16 precision manufactured balls at each end, which ensures that the flower drum can effectively reduce the resistance and friction between the axis and the flower drum shell during use, ensuring that people can ride smoothly without consuming too much physical energy. The design of ball bearings is easy to maintain, requiring only simple tools and accessories for self repair work, and the accessories and materials are relatively cheap. Compared to the disassembly and assembly of bearing hubs, it is more convenient and does not require a pressure unit to install bearings. Simply unscrew the ball stopper for maintenance, which is more convenient for ordinary people to operate. Flower drums have superior sealing properties, effectively protecting the internal structure of the product and preventing dust, debris, and moisture from entering the inside of the flower drum. Ensure it remains in optimal condition and is sand and stone resistant. It can adapt well to any climate. It has a stylish design and is the perfect choice for any modern bicycle. Whether you are an experienced cyclist or a novice cyclist, this flower drum is the perfect choice for you. Therefore, if you want to upgrade your bicycle to a new level, this is the product that suits you.
technical parameter
| Model | Axle | Axle material | P.C.D | Spoke Holes | Gauge | F.T.F | O.L.D | Speed |
| SF-HB08F | 3/8"-26T | S45C | Φ44mm | 28/32/36 | 12G 14G | 50mm | 96 100mm | 1S |
Product details


mode of transport
There are four general modes of transport: Road Transport, railway transport, air transport, and water transport
1. Road transport.
The main use of cars, goods on the road transport mode, road transport mainly bear short-distance, small quantities of freight and water, rail transport difficult to reach areas of long-distance, large quantities of freight and railway, water transport advantages difficult to play short-distance transport. The main advantages of road transport is strong flexibility, the receiving station facilities are not high requirements. "Door-to-door" transport can be used, that is, from the shipper's door to the recipient's door, without trans-shipment or repeated handling. The economic radius of road transportation is generally within 200 kilometers.
2. Rail transport.
This is a mode of transport in which goods are transported by rail. Railway transportation mainly undertakes long-distance and large-quantity freight transportation. In areas without water transportation, almost all large-quantity freight depends on railway, which is the main transport form in trunk line transportation. The economic mileage of railway transportation is generally more than 200 kilometers.
3. Air Transport.
This is a form of transport by aircraft or other aircraft. The unit cost of air transport is very high, therefore, there are two main types of cargo suitable for carrying, one is high-value, freight bearing capacity of goods, such as valuable equipment parts, high-grade products; The other is the emergency needs of materials, such as disaster relief supplies. The main advantage of air transport is speed and freedom from terrain.
4. Water Transport.
This is a mode of transport in which goods are transported by ship. The main advantage of water transport is low cost, can be low-cost, large quantities, long-distance transport. 28H scattered beads flower drum
Water transport generally takes four forms:
(1) coastal transport. Is the use of ships through the mainland near the coastal waterway transport of passengers and cargo a way, the general use of small and medium-sized ships.
(2) offshore transport. It is a form of transport in which passengers and cargo are transported by ships through the sea lanes of countries adjacent to the mainland. Depending on the voyage, medium-sized ships or small ships may be used.
(3) ocean transportation. Is the use of ships across the ocean long-distance transport form, mainly rely on the volume of large ships.
(4) inland water transport. Is the use of ships in the land of rivers, rivers, lakes, rivers and other waterways for transport, the main use of small and medium-sized ships.
We have a strong relationship with SF Express, the largest logistics company in China, and sign long-term logistics contracts to ensure the stable and safe delivery of goods to each customer.
Product features
The 28H loose bead flower drum is more suitable for bicycle flower drums with only 28 spokes in the bicycle assembly. The product has good sealing and can effectively prevent sediment and sewage from entering the flower drum, avoiding loss of control and deadlock during riding. The inner ball is round and smooth. Fully utilize the transmission efficiency of pedaling force and save physical energy. This is the biggest advantage of this product. This product is suitable for the use of various bicycles, such as mountain bikes, road bikes, sightseeing bikes, roller coasters, and children's bikes, all of which can be perfectly installed.
conclusion
The company has strong strength and is located in Hangzhou Bay New Area, Ningbo, Zhejiang Province. With strong production lines and advanced equipment, our products cover over 200 countries and have been in operation for more than 20 years. With rich experience, we have precise control over the international trade market, a deep understanding of customer needs, and product design styles and functions that highly cater to the psychology of Western market users, resulting in high consumer acceptance. A comprehensive after-sales system ensures worry free product sales and is the preferred choice for large-scale procurement. The company cordially invites global merchants to exchange and cooperate, leading the development of the industry. Joining hands to build the global economy.
If you are looking for a bicycle drum supplier to collaborate with, please trust us. By working with us, we will use our exquisite skills to produce products that satisfy you and help you establish a foothold in the sports market. Realize wealth growth.
Sales website:https://www.hubs-sf.com Enterprise email:sales@shunfeng-china.com
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