Manfrotto R190,518 Spare Center Column Locking Knob Tripod Center Column Lock Knob Essential Spare Part For select 190X and 055 Series Tripods Key Features For select 190X and 055 Series Tripods The Center Column Lock Knob from Manfrotto is a replacement center column locking knob for the 190x series of Manfrotto tripods. As these small parts frequently go missing in the field, it's wise to secure backups. Don't let a tiny missing piece render your high-performance tripod useless. Replace in seconds and maintain stability for crisp, clear shots anywhere. Recommended to order several for inventory based on the knobs' tendency to go out of stock quickly.
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