Protostar Ordering Cart
Your shopping cart is empty.
Any changes above should be verified by pressing 'Recalculate' before clicking on 'Checkout'.
For custom-sized spiders, add the dimensional information in the text box below (see
how to order spiders
). For Direct Replacement spiders, please tell us the make/model of your commercial telescope. You can also add any special requests or information below.
U.S. Postal Service logos used by permission. All rights reserved.