Multi-thread knob 1/4 -1 inch SPECTROL 11-1-11$131.44 Multi-thread knob 1/4 -1 inch SPECTROL 11-1-11 quantity Add to cart SKU: 9128046 Category: S/T/TEC osat Related products Ring clamp Ø114.3 $1,616.00 Add to cart Ring clamp Ø168.3 $1,915.00 Add to cart Ring clamp Ø63.5 2 1/2″ $1,458.00 Add to cart Ring clamp Ø42.4 $1,458.56 Add to cart