Used Mad Professor Effects Pedals | Guitar Center

{ "siteName" : "/gc", "mobileAppItunesBanner" : "true", "sourceCodeId" : "7700001", "sourceName" : "GCDIRECTSOURCECODE1", "sourceSegment" : "Direct", "profileZipcode" : "", "jsonLdEnabled" : "true", "profileStoreId" : "", "profileStoreName" : "", "contextPath" : "", "imageResizeEnabled" : "true", "unicaEnv" : "site-prod", "staticContentUrl" : "https://static.guitarcenter.com", "styleStaticContentUrl" : "https://static.guitarcenter.com", "catalogAssetStaticContentUrl" : "https://static.guitarcenter.com", "scene7StaticContentUrl" : "https://media.guitarcenter.com/is/image/", "scene7BasePath" : "MMGS7/", "staticVersion" : "ecmd-2018.5.1-0j&cb=4", "versionParam" : "?vId=ecmd-2018.5.1-0j&cb=4", "customerService" : "866-498-7882", "profileID" : "1541685131", "contentKey": "Used Mad-Professor Effects-Pedals", "isInternational": "false", "isWarrantyShippable": "true", "isInternationalCommerceEnabled": "true", "currencySymbol": "$", "profileCountryCode": "US", "profileCurrencyCode": "USD", "audioEyeEnabled" : "false", "oLOnExitNumber": "0", "liveChat" : "true", "cookieLoggedIn" : false, "richRelevanceMode":"render", "richRelevanceApiKey":"9ed4604c5beebd43", "richRelevanceUserId":"", "richRelevanceSessionId":"", "rrBaseUrl":"//recs.richrelevance.com/rrserver/", "rrChannelId":"-", "hashedUserIdForCriteo":"", "rrTimeout":"10000", "isEducatorAccount": "false", "sessionIsDC": "false", "fullyLoggedIn" : false, "welcomeMat" : "false", "powerReviewsUrl" : "//static.guitarcenter.com/", "prodEnvEnabled" : true, "isMobile":"false", "madMobileEnabled" : false, "rrLoadAtgRecs":"false", "janrainAppDomain":"https://login.guitarcenter.com", "janrainAppId":"fpfceefgnphmdjjkhnio", "janrainAppName":"login.guitarcenter.com", "endecaCookieSortEnabled":"false", "JSESSIONID":"", "isHum" : "false", "showEloyalty": "true" , "fortivaCardName":"Essentials Card" , "gcProExperience":"false", "gcProApproved":"false", "gcProCheckout" : "false", "gcProStatus" : "NeverApplied", "gcProSplitCart" : "true" }

Guitar Center Find your sound

Store Finder
You must set your country to US to select a store.
Gift Cards
Get 36-Month* Financing
and Earn 5% Back In Rewards
(855) 770-3373 Español 877-687-5402 Chat Now

My Account
Cart

Shop by Used Category

Save ten percent when you trade in your used and vintage gear. Click for details.

You are changing the Ship-To country.

Our product catalog varies by country due to manufacturer restrictions. If you change the Ship-To country, some or all of the items in your cart may not ship to the new destination.

Cancel