50mm is ideally suited to the base of the blank and aluminium butt plate. The 70 & 90mm are used either behind or in front of the reel seat.
|RSK 50||Tapers from 23mm OD to 15mm OD|
|RSK 70||Tapers from 23mm OD to 15mm OD|
|RSK 90||Tapers from 25mm OD to 15mm OD|