Allows you to add extra resistance (up to 510lbs) for advanced strength training.
Adaptor Rod Box 510lb Upgrade Replacement For Bowflex Ultimate, Extreme,SE,Blaze
ADAPTOR ROD BOX 510lb LIFE-TIME WARRANTY - EXTRA TOUGH - Bowflex - 2-day ship
Adaptor Rod Box 510lb Upgrade Replacement For Bowflex Ultimate,Extreme,SE,Blaze
ADAPTOR ROD BOX 510lb Upgrade Replacement for :Power Pro, XLT, Motivator 1
ADAPTOR ROD BOX 510lb - MADE USA - Bowflex ultimate, extreme, se, blaze
ADAPTOR ROD BOX 510lb - MADE USA - Bowflex - 2-day shipping - Made USA