Swivel Chair Replacement Parts

Manual Underbase

Use your own 12 3/8" or longer wood leg caps with this 26" x 1 3/4" high, heavy raw steel underbase, or purchase the complete Base with leg caps installed!

Underbase is welded 1/4" plate steel. Includes black painted center shroud, installed #98 Hub liner for 1" diameter threaded posts, and 10 Tenneman Base Clips to hold wood leg caps. Accepts grip ring Casters, not included.
Style #7201UM...$129.15 Add To Cart

Gas Underbase

Requires 11 3/4" of wood from rearmost edge of leg to center of caster hole. Steel is 1/4" thick
and 1 3/4" high. Accepts grip ring Casters not included.
Shipped complete with Tenneman base clips and 4 section Telescope. Gas Cylinder is purchased separately.

Gas Underbase Style #7303UG...$132.75 Add To Cart

Complete assembled Gas wood base with leg caps. Casters not included.

For new construction using Knee pivot (KP) mechanisms
we recommend #106KPCOM shorter type
gas cylinders.

For all other type mechanisms, select by
cylinder body length.