Protostar Shopping Cart


4vane02.jpg Heavy-duty 4-vane secondary mount, 3.50" holder, up to 31.5" (800mm) tube ID 3504VHD $290.00 $290.00

IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here.

Optional features like antidew heaters can be added to most secondary mounts. Click here for more information.

Call us at 614-375-3146 if you have any questions about how to order secondary mounts.


Ohio Tax (Ohio residents only) 
Subtotal $290.00
Tax $0.00
Total $290.00

Any changes above should be verified by pressing 'Recalculate' before clicking on 'Checkout'.
For spiders see how to order spiders and add that dimensional information in the text box below. You can also add any special requests or information here.

U.S. Postal Service
U.S. Postal Service logos used by permission. All rights reserved.