Bicycle Seatpost Shim Reducer Sleeve Bike Seat Post Adapter Converter 22.2 25.4 27.2/28.6/30/30.4/30.9/31.6/31.8/33.9/34.9/36
8.08$
8.08$
Quantity:
1
Availability:
Color
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Aluminum Alloy 100mm Bicycle Seatpost Shim Convert Bike Seat Post Tube Conversion Adapter 22.2/25.4/27.2/28.6/30.0/30.4/30.9/31.6/31.8/33.9/34.9/36mm
Brand: GANOPPER
Name: seat tube reducer
CNC machining surface anodizing
Material: aluminum alloy
Color: Anodized black
Length:100mm
how to choose:
First measure the inner diameter of the tube in the frame And the outer diameter of the seat tube
You can know the specifications of the reducer sleeve.
specification:
22.2 to 25.4
25.4 to 27.2
25.4 to 28.6
25.4 to 30.9
25.4 to 31.6
27.2 to 28.6
27.2 to 30.0
27.2 to 30.4
27.2 to 30.8/30.9
27.2 to 31.6
27.2 to 33.9
28.6 to 31.8
30.9 to 31.6
31.6 to 33.9
31.6 to 36
31.8 to 34.9
33.9 to 34.9
The weight is shown below
Customer Reviews
51 ratings
good quality (5)
fast delivery (3)
excellent product (2)
perfect fit (2)
satisfactory (2)
well made (2)
Customer photos (4)
Buyer from Poland
September 27, 2026
Variant: Color:27.2 to 33.9
Fast shipping and delivery. The dimensions are perfectly matched. Solid and neat workmanship. Installed on the Engwe L20 3.0 Boost and works as it should.
A***o
September 3, 2026
Variant: Color:27.2 to 33.9
Very solid and aesthetic metal part which works fine. Highly recommended item and Seller.
a***r
August 24, 2026
Variant: Color:27.2 to 30
Fits perfectly, Nice product, reasonable price. trustworthy 100%
D***y
August 16, 2026
Variant: Color:27.2 to 30
Excellent quality and perfect dimensions
Buyer from Canada
July 27, 2026
Variant: Color:27.2 to 30.9
good product
Ж***ч
July 24, 2026
Variant: Color:27.2 to 28.6
Fits perfectly. Delivered quickly, thanks to the seller!
Bicycle Seatpost Shim Reducer Sleeve Bike Seat Post Adapter Converter 22.2 25.4 27.2/28.6/30/30.4/30.9/31.6/31.8/33.9/34.9/36
8.08$
8.08$
Quantity:
1
Availability:
Color
