The lp large guiro jam block is constructed from latin percussions exclusive jenigor plastic formulation a patented design which has created a virtually indestructible instrument'. '.strtoupper('t')he block produces a low pitch sound and is a great addition to any drummer or percussionists set up.a raised ridge allows for guiro playing too increasing its versatility and musical output'. '.strtoupper('a') heavy duty mounting bracket accepts any standard rod that is 3 8 in diameter making this an easy to add musical accompaniment to any set up percussive or drum kit.