We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3
julio 27, 2026

IS/PM 180/203mm Adapter MTB Bike Disc Brake Caliper Front&Rear Rotor Aluminium

We will ship from real US warehouses, 1-5 days delivery time,fast and efficient shopping experience, as well as brand quality assurance for you. PM-A Adapter Feature: Post Mount Brand new and high quality. Fit Front&Rear 180/203mm disc. 2 screws and 4 spacers are included. PM-A Adapter Specifications: Material: Aluminum alloy Colour:Black,Red,Gold,Blue,Titanium Length: approx. 102 mm Bolt Bolt distance: approx. 74mm Weight:approx. 43.2g IS-B Adapter Feature: It will mount a 74mm post mount caliper a 74mm post mount fork or frame to accommodate a Front&Rear 180/203mm Rotor. Brand new and high quality. IS Rear 180mm = IS Front 203mm (this is installation in the frame 180mm rotor, and the fork 203mm rotor) Fit Front 203/Rear 180mm/Rear 203mm Rotor. 2 screws and 4 spacers are included. IIS/PM 180/203mm Adapter MTB Bike Disc Brake Caliper Front&Rear Rotor AluminiumWe will ship from real US warehouses, 1-5 days delivery time,fast and efficient shopping experience, as well as brand quality assurance for you. PM-A Adapter Feature: Post MountBrand new and high quality.Fit Front&Rear 180/203mm disc.2 screws and 4 spacers are included.PM-A Adapter Specifications: Material: Aluminum alloyColour:Black,Red,Gold,Blue,TitaniumLength: approx. 102 mmBolt Bolt distance: approx. 74mmWeight:approx. 43.2gIS-B Adapter Feature: It will mount a 74mm post mount caliper a 74mm post mount fork or frame to accommodate a Front&Rear 180/203mm Rotor.Brand new and high quality.IS Rear 180mm = IS Front 203mm (this is installation in the frame 180mm rotor, and the fork 203mm rotor)Fit Front 203/Rear 180mm/Rear 203mm Rotor.2 screws and 4 spacers are included.IS-B Adapter Specifications: Material: Aluminum alloyColour:black,RedWeight: approx. 36.9gLength: approx. 85 mmBolt Bolt distance: approx. 74mmPaymentDelivery detailsTerms of salesAbout usContact usPaymentPayment methods accepted: PayPal only.Delivery detailsWe'll ship out the item for you in 1 business day after receiving payment. We do not responsible for any custom duty or import tax.Terms of salesNote:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of our monitor and light brightness.About usGood feedback is very important to us ,we are honest seller, We do work extremely hard to maintain a great feedback rating.Contact usWelcome to my ebay store , we very glad to service for you , and have a satisfying business. Please feel free to contact us , you can click "Ask seller a question" at the top and right . we will reply question within 24 hours .
julio 26, 2026

VINTAGE LOWRIDER 51MM LONG DOUBLE SQUARE TWISTED CHROME BOTTOM BRACKET CUP.

Their products are designed with both functionality and style in mind, catering to the needs of enthusiasts who value customization and durability in their bicycles. This size ensures compatibility with a wide range of bottom bracket shells, making it a versatile component for various bike models.
julio 26, 2026

F&R LOWRIDER 51MM LONG SQUARE TWISTED GOLD BOTTOM BRACKET STEEL CUP.

Their products are designed with both functionality and style in mind, catering to the needs of enthusiasts who value customization and durability in their bicycles. This size ensures compatibility with a wide range of bottom bracket shells, making it a versatile component for various bike models.
julio 26, 2026

F&R LOWRIDER 51MM LONG DOUBLE SQUARE TWISTED GOLD BOTTOM BRACKET STEEL CUP.

Their products are designed with both functionality and style in mind, catering to the needs of enthusiasts who value customization and durability in their bicycles. This size ensures compatibility with a wide range of bottom bracket shells, making it a versatile component for various bike models.
julio 26, 2026

F&R LOWRIDER 51MM LONG SQUARE TWISTED CHROME BOTTOM BRACKET STEEL CUP.

Lowrider Square Twisted Bottom Bracket Cup Chrome Specifications Cup Type: Press FitDescription: This bottom bracket cup is designed with a press-fit system, meaning it is installed by pressing the cups directly into the bottom bracket shell of the bicycle frame. This type of installation is common in lowrider and cruiser bikes, providing a snug and secure fit without the need for threading. Material: SteelDescription: The bottom bracket cup is made from high-quality steel, ensuring durability and strength. Steel is known for its robustness and resistance to wear and tear, making it an ideal material for components that endure significant stress, like bottom bracket cups. The steel construction also contributes to the overall structural integrity of the bicycle. Size: 51mmDescription: The cup has a diameter of 51mm, which is a standard size for many lowrider and cruiser bicycles. This size ensures compatibility with a wide range of bottom bracket shells, making it a versatile component for various bike models. Cup Style: Square TwistedDescription: The cup features a distinctive square twisted design, which not only adds an aesthetic appeal but also provides additional grip and surface area for secure installation. The twisted design is a popular style choice for lowrider bicycles, adding a custom and unique look to the bike's overall appearance. Color: ChromeDescription: The cup is finished in a polished chrome color, giving it a sleek and shiny appearance. Chrome is a classic finish for lowrider components, known for its reflective surface and resistance to rust and corrosion. The chrome finish complements other chrome components on the bike, contributing to a cohesive and stylish look. Brand: F&R LowriderDescription: F&R Lowrider is a brand renowned for producing high-quality lowrider bicycle parts and accessories. Their products are designed with both functionality and style in mind, catering to the needs of enthusiasts who value customization and durability in their bicycles.Application and Features Compatibility:The Lowrider Square Twisted Bottom Bracket Cup Chrome is compatible with most lowrider and cruiser bicycles that utilize a press-fit bottom bracket system. Its 51mm size ensures it fits securely into standard bottom bracket shells. Aesthetic Appeal:The square twisted design, combined with the chrome finish, adds a custom and stylish touch to the bicycle. This design is particularly appealing to lowrider enthusiasts who enjoy personalizing their bikes with unique and eye-catching components. Durability:The steel construction ensures that the bottom bracket cup can withstand the demands of regular use, including the stresses of pedaling and the weight of the rider. The chrome finish further enhances its durability by providing a protective layer against rust and corrosion.Installation and Maintenance Installation:The press-fit design allows for straightforward installation into the bottom bracket shell. It's important to ensure that the cups are pressed evenly to avoid misalignment. The square twisted design aids in providing a secure fit, reducing the likelihood of movement once installed. Maintenance:The chrome finish requires minimal maintenance. Regular cleaning with a soft cloth will keep the surface shiny and free from dirt and grime. Periodic checks should be made to ensure the cups remain securely in place, especially after long rides or heavy use.Benefits Secure Fit:The press-fit design, coupled with the square twisted style, ensures a tight and secure fit within the bottom bracket shell. This reduces the risk of movement or loosening over time, contributing to a smooth and stable ride. Custom Styling:The square twisted design adds a unique and custom look to the bicycle. Combined with the chrome finish, this bottom bracket cup is not just functional but also a statement piece that enhances the overall aesthetic of the bike. Longevity:Made from durable steel and protected with a chrome finish, this bottom bracket cup is built to last. Its robust construction ensures it can handle the rigors of regular cycling, while the chrome finish protects against rust and corrosion.