Mountain Bike Drivetrain Damping Module Includes two adjustable modules that mount to your swing arm + new profiled end caps for a more solid connection to the swing arm. Dual compound - hard plastic insert keeps the unit stiff and in place with soft over-mold for sound damping. Contains and controls chain slap so you can focus on the trail ahead DH10 Designed around 10 speed shimano style downhill drive-train with up to a 32 tooth cassette. Suitable for 8-12 speed Optimal durometer rubber for maximum sound damping and durability Trim to length for custom fit on most bikes Light weight and silent Includes profiled end caps for a more solid connection to the swing arm Click here for compatibility & installation instructions Please check compatibility before buying This unit works as a single on Pole bikes Stamina and other models International Patents Pending Standard Tracked Air Freight starts at $5 and usually takes between 2 to 3 weeks depending on country/customs. Express shipping takes approximately 5 business days Any import brokerage or duty is the customers responsibility DH07 Suits 7 speed downhill bikes with up to a 26 tooth cassette Optimal durometer rubber for maximum sound damping and durability Trim to length for custom fit on most bikes Light weight and silent Includes profiled end caps for a more solid connection to the swing arm Click here for compatibility & installation instructions Please check compatibility before buying International Patents Pending Standard Tracked Air Freight starts at $5 and usually takes between 2 to 3 weeks depending on country/customs. Express shipping takes approximately 5 business days Any import brokerage or duty is the customers responsibility Trail - XC/Enduro Suits Trail Bikes with 1X gearing (single front chain ring) 9 - 13 speed with up to a 52 tooth cassette Dual compound design for optimal stiffness, durability and sound damping Trim to length for custom fit on most bikes Light weight and silent Click here for compatibility & installation instructions Please check compatibility before buying See the DH-10 unit for use on Pole bikes Stamina and other models International Patents Pending Standard Tracked Air Freight starts at $5 and usually takes between 2 to 3 weeks depending on country/customs. Express shipping takes approximately 5 business days Any import brokerage or duty is the customers responsibility