Harrows Supergrip Ultra Steel Tip Darts - 23gm steel_darts The 1/4" measurement refers to

The 1/4" measurement refers to the thread size

The combination of Predator grip at the front and ring grip at the back allows you more gripping areas

deep grooves and hand painted rings

Digiflite flights

Holds 1 Butt and 1 shaft

Harrows Supergrip Ultra Steel Tip Darts - 23gm steel_darts The 1/4" measurement refers toHarrows Super Grip Ultra darts were first released in 2008. Supergrip has become one of the most popular ranges in the world. Now it is time to welcome the second generation, Supergrip Ultra. They have a unique combination of deep single and dual rings along the length of the barrel and are finished with a durable black coating, then re cut to leave a stunning two tone finish.