SDG I-Beam Seat Post - 31.6mm - 400mm Length YGroup_7083815010349 Features including a patented breakaway

Features including a patented breakaway peak

there's a height for everyone

Check under the Links & More Info tab for a video walkthrough of the installation process

even compared to the Luftkappe)

SDG I-Beam Seat Post - 31.6mm - 400mm Length YGroup_7083815010349 Features including a patented breakawayAn engineering masterpiece. Proven, single bolt post which offers unrivalled ease of installation and fore aft micro adjustment to I Beam saddles. Bombproof design, with a 2014 aluminum hard anodized machined tube, paired with a cold forged 2014 head and clamp. While only compatible to SDG's patented I Beam Technology saddles the original mono rail is the premier seat to post connection system, which utilizes the latest composite materials to create