Mechanical Universal Joint

Mechanical replacement joint for mast base.

Medium SDM Aluminum Ext

The sleek Six Pin adjusting collar and anodized logo/index markings are some of the unique and innovative features that make these the most popular extensions on the market. Standard with the proven US Power-Haul pulley and cleat system and 2 cm...

Medium SDM Aluminum Ext Euro

The sleek Six Pin adjusting collar and anodized logo/index markings are some of the unique and innovative features that make these the most popular extensions on the market. Standard with the proven US Power-Haul pulley and cleat system and 2 cm...

Medium SDM Carbon Ext

Improved lay-up and manufacturing process! Our lightest extensions come with a Six Pin adjusting collar and are stronger than ever with reinforced sidewalls. All come with the proven US Power-Haul pulley and cleat system and cm index markings. 2 cm...

Medium SDM Carbon Ext Euro

Improved lay-up and manufacturing process! Our lightest extensions come with a Six Pin adjusting collar and are stronger than ever with reinforced sidewalls. All come with the proven US Power-Haul pulley and cleat system and cm index markings. 2 cm...

Medium Skinny Aluminum Ext

Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul...

Medium Skinny Aluminum Ext Euro

Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul...

Medium Skinny Carbon Ext

Elegant and very strong. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul pulley and cleat system and 2 cm adjustment increments. Adds a maximum...

Medium Skinny Carbon Ext Euro

Elegant and very strong. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul pulley and cleat system and 2 cm adjustment increments. Adds a maximum...

Mistral Slider Retrofit

Retrofits large aluminum mast tracks to accept standard mast bases. *Not limited to Mistral boards. 8mm thread. Dimensions: 40mm x 25mm x 9mm

One-Bolt Mechanical Mast Base

Mechanical joint is easy to attach to wide boards and provides instant drive to race boards. This unique design is very low to the deck with four finger ribs for easy adjustment.

One-Bolt Mechanical Mast Base Euro

Mechanical joint is easy to attach to wide boards and provides instant drive to race boards. This unique design is very low to the deck with four finger ribs for easy adjustment.

One-Bolt Rubber Mast Base

Rubber joint provides shock absorption in choppy conditions. This unique design is very low to the deck with four finger ribs for easy adjustment.   1-Bolt Rubber Mast Base US Cup 1-Bolt Twist-On Mast Base Universal Complete US Base Cup Rubber...

One-Bolt Tendon Mast Base

Tendon joint provides excellent performance and is easy to replace. This unique design is very low to the deck with four finger ribs for easy adjustment.

One-Bolt Tendon Mast Base Euro

Tendon joint provides excellent performance and is easy to replace. This unique design is very low to the deck with four finger ribs for easy adjustment.

Rubber Universal Joint

Replacement joint for rubber mast bases. 8mm female threads on both sides.

Rubber Universal Joint Kit

Rubber Joint kit for rubber mast bases. Includes joint, safety strap, o-ring, and 2 plastic channel washers.

Short SDM Aluminum Ext

The sleek Six Pin adjusting collar and anodized logo/index markings are some of the unique and innovative features that make these the most popular extensions on the market. Standard with the proven US Power-Haul pulley and cleat system and 2 cm...

Short SDM Aluminum Ext Euro

The sleek Six Pin adjusting collar and anodized logo/index markings are some of the unique and innovative features that make these the most popular extensions on the market. Standard with the proven US Power-Haul pulley and cleat system and 2 cm...

Short Skinny Aluminum Ext

    Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven...

Short Skinny Aluminum Ext Euro

Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul...

Short Skinny Carbon Ext

Elegant and very strong. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul pulley and cleat system and 2 cm adjustment increments. Adds a maximum...

Short Skinny Carbon Ext Euro

Elegant and very strong. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul pulley and cleat system and 2 cm adjustment increments. Adds a maximum...

Tall SDM Aluminum Ext

The new Six Pin adjusting collar and anodized logo/index markings are some of the unique and innovative features that make these the most popular extensions on the market. Standard with the proven US Power-Haul pulley and cleat system and 2 cm adjustment...

Tall SDM Aluminum Ext Euro

The new Six Pin adjusting collar and anodized logo/index markings are some of the unique and innovative features that make these the most popular extensions on the market. Standard with the proven US Power-Haul pulley and cleat system and 2 cm adjustment...

Tall SDM Carbon Ext

Improved lay-up and manufacturing process! Our lightest extensions come with a Six Pin adjusting collar and are stronger than ever with reinforced sidewalls. All come with the proven US Power-Haul pulley and cleat system and cm index markings. 2 cm...

Tall SDM Carbon Ext Euro

Improved lay-up and manufacturing process! Our lightest extensions come with a Six Pin adjusting collar and are stronger than ever with reinforced sidewalls. All come with the proven US Power-Haul pulley and cleat system and cm index markings. 2 cm...

Tall Skinny Aluminum Ext

Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum. New easy to use Composite Snap Collar system eliminates lost pins or collars and can be quickly adjusted with one hand. All come with the proven US Power-Haul...