The Ultegra R8100 chain, model number CN-M8100, is a 12-speed chain featuring an extended inner plate for improved chain retention and stability, the HYPERGLIDE+ technology for smooth and quick gear changes, and SIL-TEC surface treatment for enhanced durability and longevity. It is designed for Shimano's 12-speed drivetrains, offers quick-link assembly for easy installation and removal, and provides reduced pedaling shock, making it suitable for various riding conditions. 

Key Features and Benefits

• 12-Speed Compatible: Specifically designed for use with Shimano's 12-speed drivetrains.

Extended Inner Plate:

• A proprietary design that increases the chain's engagement and retention, providing more reliable performance, especially over rough terrain.

HYPERGLIDE+ (HG+):

• This technology delivers faster shifting times, enhanced chain stability, reduced chain drop, and minimal pedaling shock, ensuring a smooth and efficient ride.

SIL-TEC Treatment:

• The SIL-TEC surface treatment on the chain's rollers and plates extends durability and longevity, allowing for consistent performance.

Quick-Link Assembly:

• The chain comes with a quick-link closure, making installation and removal quick and hassle-free.

Smooth and Strong:

• The overall design promotes smooth operation and exceptional strength, even in challenging conditions.

Improved Drivetrain Performance:

• The combination of features leads to more precise shifting, reduced friction, and increased efficiency.