Box One Mini Seat Post Carbon Combo Echelon 22.2mm, 27.2mm


Mini is 22.2mm diameter post
Pro is 27.2mm diameter post
Length of either post is 135mm
25.4mm is equal to 1.0 inch so its about 5 1/4 inches using basic estimation.


Delivery Signature


Add Insurance to your shipment

Purchase this product now and earn 70 Points!
Compare Added Add to Wishlist Browse Wishlist
SKU: box-minicombo Category: Tag:


Box One Mini Seat or Pro Echelon Large

The Box One Mini Seat is a Carbon Seat and Post Combo that is 22.2mm x 135mm long. Its also made in 27.2mm seatpost diameter. This seat fits 22.2mm seat tubes which are common on Micro Mini, Mini and Junior BMX  frames and bikes.  This one weights 5.4oz which is super light for a seat and seatpost combination. The Post is 135mm long. The seat is hard plastic.

Box BMX Parts are among the very best of quality brands. Check out the Box Website.

The 22.2 has cutouts in the seat. The 27.2 does not.

Additional information

Weight 1 lbs





There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.