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7/16" Insert only - 1/4" threaded stem

Style # SKU 309

Clear plastic insert for 1/4" threaded stem.
Press fits into 7/16" dia chair base caster hole.
Glide height adjust's to stop base rocking.

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sold by each

$2.10

Insert for 1/4" x 20 threaded glide

Press into base & insert threaded stem.