NickelSteel Signature Bass Strings are used and loved by thousands of pros worldwide, and they have been for decades. Tried and true, with long-lasting tone. The Nickel-Plated Steel outer wrap on NickleSteel Bass™ provides a solid, full bright sound with a smooth feel. They’re packed with punch and feel just great. Available in 4- and 5-string sets, there’s a NickelSteel Signature Bass set that’ll deliver for you.