Pos T Vac Twist Inserts

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Pos T Vac Insert
Calculated at Checkout


The Bushing is used to narrow the cylinder chamber to provide a better vacuum seal. Using a Busing will also increase comfort against the body, rather than using the cylinder alone. Included with and to be used with the Twist PTV Systems.


Inserts come in 3 sizes

A Large Insert 1.875

B Medium Insert 1.75

C Small Insert 1.625

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