Description

Product information:
Brand: GUB
Condition: Brand new
Name: MTB Bike Dropper Seat post
Model: SD440
Material: aluminum alloy
Fits: Mountain Bike
Adjustable stroke: 0-100mm
Adjustment: wire control
Specification: 27.2/31.6 x 440mm
Line length: about 1.5 meters

Net weight: about 632 grams 27.2/about 706 grams 31.6

Gross weight: about 730 grams 27.2/about 804 grams 31.6
Color: black
Installation:

1. Make sure your bike seat tube is compatible for this dropper seat post.The SD-440 dropper seat post comes with 27.2mm or 31.6mm diameters.

2. Make sure your bike seat tube has no sand, dirt, metal shavings or any objects inside that may scratch the seat post.

3. Install the seat post properly with the cable port facing rear.

4. Install the remote control onto the handlebar.

5. Install and fasten cable with zip ties onto bike frame.

6. Turn the handlebar fully left and right to make sure the cable routing not interfere your steering control.
Operation:

There are three different height levels for adjustment.
1 To move the saddle lower:

– Raise your hips slightly without leaving the saddle completely.

– Press and hold slightly without leaving the saddle completely.

– Use your body weight to push down the saddle

– Release the remote lever once the saddle start to move down.

– The saddle goes into the notch of the next level automatically with a Click sound.
2 To move the saddle higher:

– Raise your hips slightly without leaving the saddle completely.

– Press and hold the remote lever allowing the saddle to move up.

– Keep raising your hips until the saddle goes into the notch of the next level automatically with a Click sound.

3 If the positioning system of the dropper seat post does not lock or unlock properly.

Please fine-tune the inline cable tension adjust.