Dobro Or Spider Bridge Resonator Guitar

The Dobro or Spider bridge style of Resonator is also a single cone however this time it is inverted in the body of the guitar, like a bowl, and is generally 10 9/16 inch in diameter or there abouts. The bridge is a lightweight metal alloy eight legged 'Spider' which makes contact with the edge of the cone and has a wooden saddle in it.
Originally and still more often than not these are wooden bodied and a larger percentage of these are Square neck style as the tone they produce suits country and bluegrass music and they are generally played as a lap steel guitar.