Diaphragm Upgrade Bulk Pack


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If you have a sizable fleet of Walthers Proto cars, we offer this bulk pack with 20 diaphragms.  With this pack, there are enough diaphragms to upgrade 10 cars at a discounted price, saving you $10 versus buying individually.

The Tube Diaphragms are available with 3 different base colors – Black, Silver, and UP Grey.  Select the base color that matches the ends of your car.  The tubes are Black on all Diaphragms.

Additional information

Weight .3 lbs
Dimensions 3 × 3 × 2 in