Mahogany seat clamps/risers with or without hole (see note). Fits all classic Boston Whaler 13' hulls from 1958 - 1999 with Sport interior/Sport console.  Finished with the minimum 5 coats of Captains ZSpar varnish.

Note: If you are currently using a side console steering system you will need a starboard clamp with hole (default) for the wiring/cabling/teleflex steering. In the rare instance you are using a pulley steering system or tiller steering you will need a clamp with no hole.

Dimensions are 53 1/2" x 4" x 3/4"