- Lock-It Strap 2" Bob Masse (LIS 034 BM-4), Mythical Sword, Artist Series guitar strap, patented Lock-It strap lock system for the original guitar strap button on both ends, designed by Bob Masse, made from Polyester, leather tabs, slide adjustment buckle, length adjustable from 91 cm / 36" to 157 cm / 62", 51 mm / 2" width, design: Mythical Sword, made in USA EUR 40.00 - See more - Buy online