Hexlox can easily secure your saddle and seat-post.
If you already have Hex Bolts on those parts,
insert a Hex Tool / Allen Key
to find out which size Hexlox you need - more information
If you have a quick releaseor nut on your seat-post
you need to change it to our Universal Seat Post Bolt.
If you have a Guts Clamp on your Saddle,
you need to choose our Guts Clamp Replacement Bolt.