AOLBSPD Suspension Seat Post, 27.2/28.6/30/30.4/30.8/31.6/33.9×350 SR SUNTOUR SP 12 NCX Bicycle Suspension Seat Post Suspension Seat Post Mountain Bike MBT Seat Post For Most And City Bike

• 【Travel】50mm Arm Material: Alloy Target Category: All Road/Sports/Mountain Bikes.
• 【System】Brass bushing parallelogram system
• 【Suspension System】Adjust internal coil with preload
• 【Standpipe Diameter】27.2*350/400mm, 31.6*350/400mm, Other models will be equipped with pipe sockets
• 【Note】Only 7mm saddle rails, Recommended rider weight: 60 – 150kg.

Spring: coil with preload adjuster
Stroke: 50mm
Diameter: 27.2X350/400mm, 31.6X350/400mm
Feather:
Coil with bias regulator
Φ31.6 is hard spring
Φ27.2 is soft spring

Seat tube/seat tube reducing sleeve
27.2 for 28.6/30.1/30.4/30.8/31.6/33.9
Note: A to B means turning small diameter A into small thick diameter B. For example, the size of the reducing sleeve is 27.2 to 31.6, and the inner diameter of the reducing sleeve is 27.2 and the outer diameter is 31.6. whereby the thin seat tube 27.2 can become the thick seat tube 31.6. The thick 31.6 center tube ID still utilizes the thin 27.2 seat tube through the reducing sleeve.

Reverse Movement Distance: 25mm
Backward distance: 25mm
Color: black, silver
Applicable models: mountain bike / recreational vehicle / mountain bike

Package:
1 * bike seat post