Logjam News:New Prolog Black Mamba Special Edition now available - for limited time only, comes with free Gig Bag and Black Mamba key ring. Free personalisation also available on this unit until May 30th. New Logarhythm 4 Special 10th Anniversary Edition out now! Only 25 units available - comes with free goodie bag and luxury gift wrapping! Now get FREE personalisation on any order of a Logjam Stomper till May 30th, 2018. Free Tracked Delivery on Logjam Prolog & Rattlebox to W.Europe, USA, Canada, Australia & NZ.