100 mm R7 Pro Negative spring and bumper kit
Fits R7 forks 2006 to 2018
For TS air spring systems with negative coil spring
Spring 100 mm length, Rate 16 lb/in (Stiffness), OD 25 mm
Rubber bumper 65 mm long
Note 80 and 100mm negative parts are the same size.  100mm spring is softer.

Manitou Part Number: 83-2696

80 mm R7 Pro Negative spring and bumper kit
Fits R7 forks 2006 to 2018
For TS air spring systems with negative coil spring
Spring 100 mm length, Rate 13 lb/in (Stiffness), OD 25 mm
Rubber bumper 65 mm long
Note 80 and 100mm negative parts are the same size.  100mm spring is softer.

Manitou Part Number: 83-2665

80 mm R7 Pro Titanium Negative spring and bumper kit
Fits R7 forks 2006 to 2018
For TS air spring systems with negative coil spring
Spring, Titanium, 100 mm length, Rate 17 lb/in (Stiffness), OD 25 mm
Rubber bumper 50 mm long
Note 80 and 100mm negative parts are the same size.  100mm spring is softer.

Manitou Part Number: 83-2666