It's design suggested by Peter Grant, the extra mass (for tone) and double cutaway (for control) make this a versatile bar for various styles of resophonic and lap steel guitar.
Extra mass for powerful tone
Double cutaway for additional control
Machined to a high standard by the legendary shubb company
Made by shubb capos - famous the world over these are still the best on the market
Shubb sp2 guitar steel - heavier than sp1, double cutaway, bullet tip - dobro/lap slide guitar. 2.875 inch long
