{"product_id":"grundomat-front-expander","title":"Grundomat Front Expander","description":"\u003cp\u003e\u003cstrong\u003eGRUNDOMAT Front End Expanders\u003c\/strong\u003e are used to enlarge the hole after the initial bore has been completed. They are designed for use with GRUNDOMAT pneumatic piercing tools when a larger final bore diameter is needed for pipe, conduit, cable, or utility installation.\u003c\/p\u003e\n\n\u003cp\u003eEach expander is designed to be used with a pulling attachment and a steel cable. For proper operation, the expander must be assisted by a power winch or other pulling equipment to maintain continuous tension on the cable during the bore enlargement process.\u003c\/p\u003e\n\n\u003cp\u003eFront End Expanders are recommended for \u003cstrong\u003eoccasional use only\u003c\/strong\u003e and are a practical accessory for contractors who need to increase bore size after the pilot bore has already been made.\u003c\/p\u003e\n\n\u003ch3\u003eAvailable Front End Expanders\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:15px 0; font-size:15px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px; font-weight:600; background:#f6f6f6;\"\u003ePart Number\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px; font-weight:600; background:#f6f6f6;\"\u003eGRUNDOMAT Model\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px; font-weight:600; background:#f6f6f6;\"\u003eExpander Size O.D.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07083730\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e65\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e3.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07083645\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e75\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e4.50 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07083650\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e75\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e5.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07068555\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e85\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e5.50 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069552\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e95\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e5.25 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069560\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e95\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e6.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069660\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e110\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e6.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069763\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e130\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e6.50 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069780\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e130\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e8.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069980\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e145\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e8.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07070080\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e160\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e8.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e07069898\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e180\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd; padding:10px;\"\u003e10.00 in.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUsed to enlarge the bore after the initial hole is completed\u003c\/li\u003e\n  \u003cli\u003eDesigned for use with GRUNDOMAT pneumatic piercing tools\u003c\/li\u003e\n  \u003cli\u003eRequires a pulling attachment and steel cable\u003c\/li\u003e\n  \u003cli\u003eMust be used with a power winch or other pulling equipment\u003c\/li\u003e\n  \u003cli\u003eHelps maintain cable tension during bore enlargement\u003c\/li\u003e\n  \u003cli\u003eAvailable in multiple outside diameters for different GRUNDOMAT models\u003c\/li\u003e\n  \u003cli\u003eRecommended for occasional use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eGRUNDOMAT Front End Expanders are a useful accessory for contractors who need to increase bore diameter after the initial underground piercing pass, while using controlled pulling force to support a smoother expansion process.\u003c\/p\u003e","brand":"Grundomat","offers":[{"title":"Front Expander 65P - 3\" O.D.","offer_id":52157279502637,"sku":"UCG002401S","price":552.5,"currency_code":"USD","in_stock":false},{"title":"Front Expander 75P - 4.50\" O.D.","offer_id":52157279535405,"sku":"UCG002402S","price":1567.24,"currency_code":"USD","in_stock":false},{"title":"Front Expander 75P - 5\" O.D.","offer_id":52157279568173,"sku":"UCG002403S","price":1592.52,"currency_code":"USD","in_stock":false},{"title":"Front Expander 85P - 5.50\" O.D.","offer_id":52157279600941,"sku":"UCG002404S","price":1901.39,"currency_code":"USD","in_stock":false},{"title":"Front Expander 95P - 5.25\" O.D.","offer_id":52157279633709,"sku":"UCG002405S","price":1025.25,"currency_code":"USD","in_stock":false},{"title":"Front Expander 95P - 6\" O.D.","offer_id":52157279666477,"sku":"UCG002406S","price":1998.6,"currency_code":"USD","in_stock":false},{"title":"Front Expander 110P - 6\" O.D.","offer_id":52157279699245,"sku":"UCG002407S","price":2018.9,"currency_code":"USD","in_stock":false},{"title":"Front Expander 130P - 6.50\" O.D.","offer_id":52157279732013,"sku":"UCG002408S","price":2468.85,"currency_code":"USD","in_stock":false},{"title":"Front Expander 130P - 8\" O.D.","offer_id":52157279764781,"sku":"UCG002409S","price":3096.87,"currency_code":"USD","in_stock":false},{"title":"Front Expander 145P - 8\" O.D.","offer_id":52157279797549,"sku":"UCG002410S","price":3096.87,"currency_code":"USD","in_stock":false},{"title":"Front Expander 160P - 8\" O.D.","offer_id":52157279830317,"sku":"UCG002411S","price":1775.98,"currency_code":"USD","in_stock":false},{"title":"Front Expander 180P - 10\" O.D.","offer_id":52157279863085,"sku":"UCG002412S","price":1688.79,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/5414\/files\/ChatGPTImageJun16_2026_02_13_00PM.png?v=1781608723","url":"https:\/\/ucghdd.com\/products\/grundomat-front-expander","provider":"UCG Underground Supplies LLC","version":"1.0","type":"link"}