Comes as a pair.

These weld on seat mounts can be welded to rigid frames cross tubes to mount solo seat springs.

Includes a pair of mounts, a pair of steel washers, & chrome pins.

Base measures 1" diameter w/ a 1 3/8" overall length. Stud section is 15/16" long & 3/8" diameter.

Can be welded on anything from 1" - 1 1/4" and can be slightly modified to also work on 1.5" tubing.