Currently out of stock. Compare Quick view Spyder MR6 Ball Stopper (Detent) Spyder Now: €1.98 Was: Replacement Spyder Ball Stopper for Spyder MRX/MR5/MR6 Currently out of stock. Now: €1.98 Was: Currently out of stock. Compare Quick view Qty in Cart: 0 Price: Now: €1.98 Was: Subtotal: Currently out of stock.