The Box Three chain is polished and then chemically treated to achieve a basic level of corrosion resistance. All Prime 9 chains have chamfered shifting edges, solid plates and solid pins to safeguard durability. Our unique inner link spacing is engineered to grab those modern wide/narrow chainrings. We chose to modernize the 9-speed platform due to the chain's spirited reputation.Features:Durable Hardened Solid Pin,Prime 9 Technology™,Compatible with Modern Wide/Narrow Chainrings,Prime 9™ Drivetrain Compatibility Manual,Hardened Alloy Steel.
The Brompton chain ring is a replacement chainring and chainguard, as found on post 2013 Brompton Bikes.A standard 3 or 6 speed Brompton comes with a 50 tooth front chain ring.A standard 1 or 2 speed Brompton comes with a 54 tooth front chain ring - changing to 50 teeth will decrease the gearing by approx 7%.
When fitting new chain, the rear sprocket(s) should be replaced.• 3/32” Chains can be connected with a PowerLink• Do not use a connecting link to join wide 1/8” chains. Instead, use a standard chain toolCHAIN LENGTHIt is essential that this is correct. The chart pictured shows the number of links needed for different chainwheel and sprocket combinations available from Brompton. Chain used on Bromptons is either wide (1/8") or narrow (3/32”)• Use 3/32" chain when both chainring and sprocket(s) are 3/32"• 1/8" chains should be used with 1/8" sprockets and chainwheels• It is highly recommended that sprockets are replaced when fitting a new chain
Replacement Chain Tensioner Idlers with Fittings
Ultra Durable 1/2 X 1/8 Chain from BSD. The Forever chain features mushroomed pins, BSD stamped logos on the plates and has undergone rustproofing treatment before leaving the factory. The Forever chain also features a pre-installed halflink on one end to help you get that perfect wheel alignment. Weight: 370g / 13oz
Ultra Durable half link chain from BSD. The 1991 Halflink chain features mushroomed pins, BSD stamped logos on the plates and has undergone Teflon rustproofing treatment before leaving the factory. Available in black only and is compatible with anything gearing down to an 8t driver. Weight: 430g / 15.1oz
Replacement chain tensioner bolts for BSD frames with bulilt in chain tensioners.
Feature: Wider Link Design: The new design of the Campagnolo 11 chain increases the shifting performances and reduces the noise of chainring and sprocket engagements. Ultra-Link Chain Connecting System: High strength chain connection – greater safety and longer chain life.
Designed and built with high-quality steel, this Campagnolo 11-speed chain tool offers lasting, reliable performance, and makes a perfect addition to any home workshop where you’ll be working on Campagnolo 11-speed equipped road bikes. Campagnolo 11-speed chain tool High quality steel construction Compatible with Campagnolo 11-speed chains
OEM replacement pins for Campagnolo chains. It is required when installing or reinstalling a Campagnolo chain. A key part of the Ultra-link fastening system. It works for Campagnolo chains only and the pins should only be installed with the Campagnolo chain tool. Features: Made in Italy Part of the Ultra-link fastening system Installs with Campagnolo chain tool
The Campagnolo Record 9 Speed Chain has been designed to work in harmony with Ultra-Drive Sprockets, an essential part of any Ultra-Drive Drivetrain. With floating link action, 114 links and a Chrome-Nickel-PTFE finish the Record 9 Speed Chain guarantees flawless performance and extended durability. 114 LinksWeight: 300g
A drivetrain is nothing without a chain to make it all work! Campagnolo s ground-up design of the 1x13 Ekar drivetrain, they kept that fundamental component front and centre of their focus. The new Nickel-Teflon treated C13 chain is designed specifically to work efficiently and securely with narrow-wide 13-speed Ekar drivetrain. Despite being Campagnolo s narrowest ever chain, it's also strong, light, durable and amazingly efficient.