KS (Kind Shock) ExaForm Speed Up Dropper Seatpost - 150mm is a straightforward, budget-conscious dropper seatpost built for riders who want reliable on-the-fly saddle height changes without the complexity or cost of more elaborate systems. With 150mm of travel, it gives mountain and trail riders a meaningful range to lower the saddle for descents, corners, and technical sections, then return to full pedaling height quickly as the terrain opens up.
Why it works on real trails
150mm drop range - Provides a large, usable adjustment window for switching between efficient climbing height and confident descending position
Seat-mounted lever actuation - Keeps operation simple and direct for riders who prefer a clean, easy-to-understand setup
Aluminum alloy construction - Balances durability and weight for everyday trail use and frequent height changes
Black anodized finish - Helps resist wear and keeps the post looking clean on modern builds
Sealed internals - Helps protect against dirt and moisture to support smoother operation and reduce maintenance intervals
Specifications & Identifiers
Actuation
Under Saddle Lever
Adjustment
Infinite
Color
Black
Diameter - Seatpost
30.9mm, 31.6mm
Length - Dropper Seatposts
504mm
Offset
20mm
Rail Style
Standard Rails
Travel (mm)
150
Black - 30.9 UPC
4711441312091
Black - 30.9 MPN
C258-150-30.9
Black - 31.6 UPC
4711441312138
Black - 31.6 MPN
C258-150-31.6
Tree Fort ID:
333222476923
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