Black FUNN Crossfire Seatpost, lightweight alloy bicycle seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost range, anodized alloy bike seat posts in orange, red, blue, black and silver laid out on forest ground
FUNN Crossfire Seatpost, black alloy bike seat post with clamp head, 30.9/31.6mm diameter, 350–400mm length for MTB and road bikes
Black FUNN Crossfire Seatpost with sleek aluminum clamp supporting a wet black FUNN saddle, designed for durable MTB performance
Black FUNN Crossfire Seatpost with adjustable clamping bolts shown supporting a sleek black bike saddle for precise angle tuning
FUNN Crossfire Seatpost in blue anodized alloy, slim cylindrical bike seat post with two-bolt saddle clamp system
FUNN Crossfire Seatpost, red anodized alloy bike seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, orange anodized alloy bike seat post with 2-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, silver alloy bike seat post with two-bolt saddle clamp for precise, durable height adjustment
Black FUNN Crossfire Seatpost, lightweight alloy bicycle seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost range, anodized alloy bike seat posts in orange, red, blue, black and silver laid out on forest ground
FUNN Crossfire Seatpost, black alloy bike seat post with clamp head, 30.9/31.6mm diameter, 350–400mm length for MTB and road bikes
Black FUNN Crossfire Seatpost with sleek aluminum clamp supporting a wet black FUNN saddle, designed for durable MTB performance
Black FUNN Crossfire Seatpost with adjustable clamping bolts shown supporting a sleek black bike saddle for precise angle tuning
FUNN Crossfire Seatpost in blue anodized alloy, slim cylindrical bike seat post with two-bolt saddle clamp system
FUNN Crossfire Seatpost, red anodized alloy bike seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, orange anodized alloy bike seat post with 2-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, silver alloy bike seat post with two-bolt saddle clamp for precise, durable height adjustment
Black FUNN Crossfire Seatpost, lightweight alloy bicycle seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost range, anodized alloy bike seat posts in orange, red, blue, black and silver laid out on forest ground
FUNN Crossfire Seatpost, black alloy bike seat post with clamp head, 30.9/31.6mm diameter, 350–400mm length for MTB and road bikes
Black FUNN Crossfire Seatpost with sleek aluminum clamp supporting a wet black FUNN saddle, designed for durable MTB performance
Black FUNN Crossfire Seatpost with adjustable clamping bolts shown supporting a sleek black bike saddle for precise angle tuning
FUNN Crossfire Seatpost in blue anodized alloy, slim cylindrical bike seat post with two-bolt saddle clamp system
FUNN Crossfire Seatpost, red anodized alloy bike seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, orange anodized alloy bike seat post with 2-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, silver alloy bike seat post with two-bolt saddle clamp for precise, durable height adjustment
Black FUNN Crossfire Seatpost, lightweight alloy bicycle seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost range, anodized alloy bike seat posts in orange, red, blue, black and silver laid out on forest ground
FUNN Crossfire Seatpost, black alloy bike seat post with clamp head, 30.9/31.6mm diameter, 350–400mm length for MTB and road bikes
Black FUNN Crossfire Seatpost with sleek aluminum clamp supporting a wet black FUNN saddle, designed for durable MTB performance
Black FUNN Crossfire Seatpost with adjustable clamping bolts shown supporting a sleek black bike saddle for precise angle tuning
FUNN Crossfire Seatpost in blue anodized alloy, slim cylindrical bike seat post with two-bolt saddle clamp system
FUNN Crossfire Seatpost, red anodized alloy bike seat post with two-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, orange anodized alloy bike seat post with 2-bolt clamp head for secure saddle adjustment
FUNN Crossfire Seatpost, silver alloy bike seat post with two-bolt saddle clamp for precise, durable height adjustment

Crossfire Seatpost

Simple yet effective.

The Funn Crossfire seatpost is a lightweight post with a tough bead-blasted finish.

It’s designed for the rider that doesn’t need a dropper post, but that still wants a post they can be proud of.

The twin-bolt design features a strong clamp that’s easy to use with plenty of adjustability.

It’s available in 27.2mm, 30.9mm and 31.6mm to fit in everything from your gravel bike, to your XC bike to your downhill bike.

Diameter 27.2mm 30.9mm 31.6mm
Length 350mm 350/400mm 350/400mm
Weight 265g 270/275g 285/295g
Black
Blue
Red
Orange
Silver
Black FUNN Crossfire Seatpost, lightweight alloy bicycle seat post with two-bolt clamp head for secure saddle adjustment

Crossfire Seatpost

Match your style

Match your style

Crossfire is available with 5 color options to allow you to customize your seat post to suit your ride.

Twin-Bolt Design

Twin-Bolt Design

It offers a user-friendly installation process and ensures quick and accurate saddle adjustments.

The image displays a blue Funn crossfire seat post arranged in a row on a forest floor covered with pine needles.

Heavy Duty Construction

CNC machined from 6061 aerospace alloy to provide sturdy and lightweight construction.

Spec Diversity

Comes in post diameters of 27.2mm, 30.9mm, and 31.6mm, and lengths of 350mm and 400mm.

Installation

The image shows a close-up of a bike saddle being attached.slider_item_kn9NMb
Step 1 : Attach the Saddle
The image shows a close-up of a person using a hex key to adjust a saddle mounted on a seat post.slider_item_nEKeyV
Step 2 : Thread Both Bolts
The image shows a Funn skinny saddle mounted on a bike with a Funn crossfire seat post.slider_item_LzyXEe
Step 3 : Insert the Seat Post
The image shows a person adjusting the funn crossfire seat post for positioning the funn skinny bike saddle using a hex key.slider_item_jYF7rt
Step 4 : Adjust Saddle Angle

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