Get smooth, precise shifting with the Shimano Deore XT CN-M8100 12-Speed Chain. Featuring HYPERGLIDE+ technology, extended inner plates for better chain retention, and SIL-TEC surface treatment for durability and low friction, it’s built for MTB and e-bike drivetrains. Includes a Quick-Link for easy installation and comes in multiple lengths to fit a range of setups.
How to use your HSA / FSA funds with Truemed
Checkout
Make your purchase
Do not pay with an HSA/FSA card during checkout. After your purchase, check your confirmation screen or receipt email for a link to the Truemed survey.
Health Assessment
Complete health assessment
Take a private health survey. A licensed provider will review your answers to determine eligibility. If eligible, you'll receive a Letter of Medical Necessity (LMN) within 1-2 days. Note: The survey must be taken on the same day as your purchase.
Submit for Reimbursement
Submit for HSA/FSA reimbursement
Follow the guide included with your LMN to submit your purchase for reimbursement. Claims are usually paid out in 2-4 weeks.

Curious if you qualify?
Backcountry has been shown to positively impact the following categories
Bones & Joints
Brain & Nervous System
Cancer
Digestive Health
Heart
Hormonal & Endocrine
Kidney & Urinary Health
Mental Health
Metabolic Health
Respiratory Health
Sleep Health
Women's Health

XT/Ultegra 12-Speed Chain
HSA / FSA eligible for qualified customers







