4iiii PRECISION 3+ Ride Ready Ultegra FC-R8100 Power Meter Left Arm Choose:165mm Our SPACER allows the spring

Our SPACER allows the spring to fit any shock on the market from 200x57mm to 241 x 76mm plus the ability to switch the spring to another bike from Enduro to DH bike

or safe transport of road bikes and triathlon bikes

with lower compression modulus

serving as an ideal addition to any toolkit or ride pack for convenient

For All Stems

4iiii PRECISION 3+ Ride Ready Ultegra FC-R8100 Power Meter Left Arm Choose:165mm Our SPACER allows the springThe 4iiii PRECISION 3+ Ride Ready is a left arm power meter pre installed on a Shimano Ultegra FC R8100 crank arm, ready to mount and ride without additional setup. It delivers 1% power accuracy and includes Apple Find My support, allowing riders to locate the unit if it goes missing. The meter ships in a smaller and lighter form factor than its predecessor, with an automatic terrain selector that adjusts calibration for varied riding conditions.