Add to Cart Quick view Hy-Gain May 1971 Amateur Equipment Catalog Featuring the GT-550A and More Hy-gain MSRP: Now: $14.99 Was: This Hy-Gain May 1971 Amateur Equipment Catalog Featuring the GT-550A and More, is in excellent condition and does not have a mailing lable on it.This is a great look to the past with many Hy-gain products including some very rare and hard to find items... MSRP: Now: $14.99 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $14.99 Was: Subtotal: Add to Cart