Round Rubber Shim Kit, Shakespeare Model 418, for 4365 stainless steel 4-in. straight mount with round flange, includes 2 rubber shims.

Shakespeare Style 5912 0.6 ft. (0.30 M) VHF Marine Band Rubber Duck Antenna Designed especially for small boat applications needing only short range communications, the Style 5912 is a small, space-saving antenna that attaches and detaches with ease, once the included Flush Mounting Kit has been...