Shimano XT M8100 12 Speed ChainThis lightweight 12 speed chain is ideal for conquering every MTB ride thanks to its remarkable strength and smooth shifting performance. It features an extended inner plate which improves chain engagement and retention for more efficient acceleration and gear changes. Easy to connect to your bike thanks to its Quick-Link, this is a perfect component for weaving your way around the mountain in style.Features: Use: MTB Speed: 12 speed Links: 126 links Non-reusable Quick-link easy connection Weight: 252g (approx) Technologies:Hyperglide+: Hyperglide+ drivetrain's redesigned cassette and chain promotes the next generation of MTB riding by enhancing speed, shifting efficiency and smoothness over any terrain. It will help kickstart the next generation of mountain bike riding by introducing continuous pedalling over virtually any terrain. This revamped drive system and dedicated chain deliver fast shifting, efficient power transfer and chain stability like you've never experienced before. It helps riders adapt to drastically changing trail conditions by precisely judging the optimal shifting moment for consistently smooth operation. Quick-Link: Tool-free assembly provides great convenience to users.A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.