{"id":15789593231520,"title":"Marine 3-12 Inch Boat Trailer Rollers by 1\/2\"-5\/8\" Shaft Bow Stop Keel Spool Roller Polyurethane Rubber Multiple for Choice Yellow 4 Inch by 1\/2\" Shaft","handle":"marine-3-12-inch-boat-trailer-rollers-by-1-2-5-8-shaft-bow-stop-keel-spool-roller-polyurethane-rubber-multiple-for-choice-yellow-4-inch-by-1-2-shaft","description":"\u003ch3\u003eMarine 3-12 Inch Boat Trailer Rollers by 1\/2\"-5\/8\" Shaft Bow Stop Keel Spool Roller Polyurethane Rubber Multiple for Choice\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eMarine 3-12 Inch Boat Trailer Rollers by 1\/2\"-5\/8\" Shaft Bow Stop Keel Spool\nRoller Polyurethane Rubber Multiple for Choice\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003ePolyurethane\u003c\/li\u003e\n \u003cli\u003eImported\u003c\/li\u003e\n \u003cli\u003eFITS STANDARD 4 INCH 1\/2 INCH SHAFT BOW ROLLER BRACKETS: Confirm (1) roller outside diameter = 4\", (2) hub length matches your winch-post fork width, (3) mounting bore = 1\/2\" for the bolt through your bracket. Replaces ref 86287, 11880-1, 50-56580, and RP-446 style 4\" rollers. Does NOT fit 3\" bow rollers (86289 \/ 11881-1) or 4\"7\" bow stops\u003c\/li\u003e\n \u003cli\u003eTHIS IS A ROLLING BOW ROLLER NOT A 47 BOW STOP: If you need a fixed V-type bow stop pad (4\" wide 7\" tall), see our separate listing This is a single 4\" rotating poly roller for the winch-post fork different install location and function\u003c\/li\u003e\n \u003cli\u003eNON-MARKING POLY WON'T SCUFF YOUR GELCOAT: Yellow PVC-enhanced polyurethane resists UV and chemicals, absorbs shock on launch and retrieve, and won't leave black rubber marks like aged stock rollers. Note: this aftermarket unit is poly\/PVC, not rubber.\u003c\/li\u003e\n \u003cli\u003eINSTALL \u0026amp; SPIN CHECK DO NOT OVERTIGHTEN THE AXLE NUT: Slide roller onto 1\/2\" bolt through bracket forks; add washers if hub is narrower than fork gap. Tighten lock nut only until slack is gone roller should turn by hand. If fork sides squeeze the roller, back off the nut or add washers to center the hub (see Q\u0026amp;A). End bells \/ side caps are NOT included (order 86142u-style 4\" kit separately if your trailer uses bells)\u003c\/li\u003e\n \u003cli\u003eBOW ROLLER ONLY NOT KEEL ROLLER PARTS: Keel \/ spool rollers mount on the bunk frame different bracket and size family (often 4\"8\"). Fixed bow stops do not rotate. Measure before ordering; when in doubt compare to the part number stamped on your old roller\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-14T16:21:23+10:00","created_at":"2026-07-14T15:01:23+10:00","vendor":"UANOFCN","type":"Guides \u0026 Rollers","tags":["home_improvement_July2026"],"price":13300,"price_min":13300,"price_max":13300,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":58175820628128,"title":"Yellow \/ 4 Inch by 1\/2\" Shaft","option1":"Yellow","option2":"4 Inch by 1\/2\" Shaft","option3":null,"sku":"B07WW3YTNQ","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Marine 3-12 Inch Boat Trailer Rollers by 1\/2\"-5\/8\" Shaft Bow Stop Keel Spool Roller Polyurethane Rubber Multiple for Choice Yellow 4 Inch by 1\/2\" Shaft - Yellow \/ 4 Inch by 1\/2\" Shaft","public_title":"Yellow \/ 4 Inch by 1\/2\" Shaft","options":["Yellow","4 Inch by 1\/2\" Shaft"],"price":13300,"weight":208,"compare_at_price":null,"inventory_management":"shopify","barcode":"3 inch inner","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/dingoship.com.au\/cdn\/shop\/files\/B07WW3YTNQ.jpg?v=1784005285","\/\/dingoship.com.au\/cdn\/shop\/files\/41j9wfYS3eL.jpg?v=1784005285","\/\/dingoship.com.au\/cdn\/shop\/files\/417tYLDNahL.jpg?v=1784005285","\/\/dingoship.com.au\/cdn\/shop\/files\/51BdfBMVubL.jpg?v=1784005285","\/\/dingoship.com.au\/cdn\/shop\/files\/41KJTXc52PL.jpg?v=1784005285","\/\/dingoship.com.au\/cdn\/shop\/files\/51Yy4ZG3obL.jpg?v=1784005285","\/\/dingoship.com.au\/cdn\/shop\/files\/4191ga-pQZL.jpg?v=1784005285"],"featured_image":"\/\/dingoship.com.au\/cdn\/shop\/files\/B07WW3YTNQ.jpg?v=1784005285","options":["Color","Size"],"media":[{"alt":null,"id":69748546273440,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B07WW3YTNQ.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B07WW3YTNQ.jpg?v=1784005285","width":1200},{"alt":null,"id":69748546306208,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1800,"width":1800,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/41j9wfYS3eL.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1800,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/41j9wfYS3eL.jpg?v=1784005285","width":1800},{"alt":null,"id":69748546338976,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/417tYLDNahL.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/417tYLDNahL.jpg?v=1784005285","width":1200},{"alt":null,"id":69748546371744,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1800,"width":1800,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/51BdfBMVubL.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1800,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/51BdfBMVubL.jpg?v=1784005285","width":1800},{"alt":null,"id":69748546404512,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1800,"width":1800,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/41KJTXc52PL.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1800,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/41KJTXc52PL.jpg?v=1784005285","width":1800},{"alt":null,"id":69748546437280,"position":6,"preview_image":{"aspect_ratio":1.0,"height":1800,"width":1800,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/51Yy4ZG3obL.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1800,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/51Yy4ZG3obL.jpg?v=1784005285","width":1800},{"alt":null,"id":69748546470048,"position":7,"preview_image":{"aspect_ratio":1.0,"height":1800,"width":1800,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/4191ga-pQZL.jpg?v=1784005285"},"aspect_ratio":1.0,"height":1800,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/4191ga-pQZL.jpg?v=1784005285","width":1800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eMarine 3-12 Inch Boat Trailer Rollers by 1\/2\"-5\/8\" Shaft Bow Stop Keel Spool Roller Polyurethane Rubber Multiple for Choice\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eMarine 3-12 Inch Boat Trailer Rollers by 1\/2\"-5\/8\" Shaft Bow Stop Keel Spool\nRoller Polyurethane Rubber Multiple for Choice\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003ePolyurethane\u003c\/li\u003e\n \u003cli\u003eImported\u003c\/li\u003e\n \u003cli\u003eFITS STANDARD 4 INCH 1\/2 INCH SHAFT BOW ROLLER BRACKETS: Confirm (1) roller outside diameter = 4\", (2) hub length matches your winch-post fork width, (3) mounting bore = 1\/2\" for the bolt through your bracket. Replaces ref 86287, 11880-1, 50-56580, and RP-446 style 4\" rollers. Does NOT fit 3\" bow rollers (86289 \/ 11881-1) or 4\"7\" bow stops\u003c\/li\u003e\n \u003cli\u003eTHIS IS A ROLLING BOW ROLLER NOT A 47 BOW STOP: If you need a fixed V-type bow stop pad (4\" wide 7\" tall), see our separate listing This is a single 4\" rotating poly roller for the winch-post fork different install location and function\u003c\/li\u003e\n \u003cli\u003eNON-MARKING POLY WON'T SCUFF YOUR GELCOAT: Yellow PVC-enhanced polyurethane resists UV and chemicals, absorbs shock on launch and retrieve, and won't leave black rubber marks like aged stock rollers. Note: this aftermarket unit is poly\/PVC, not rubber.\u003c\/li\u003e\n \u003cli\u003eINSTALL \u0026amp; SPIN CHECK DO NOT OVERTIGHTEN THE AXLE NUT: Slide roller onto 1\/2\" bolt through bracket forks; add washers if hub is narrower than fork gap. Tighten lock nut only until slack is gone roller should turn by hand. If fork sides squeeze the roller, back off the nut or add washers to center the hub (see Q\u0026amp;A). End bells \/ side caps are NOT included (order 86142u-style 4\" kit separately if your trailer uses bells)\u003c\/li\u003e\n \u003cli\u003eBOW ROLLER ONLY NOT KEEL ROLLER PARTS: Keel \/ spool rollers mount on the bunk frame different bracket and size family (often 4\"8\"). Fixed bow stops do not rotate. Measure before ordering; when in doubt compare to the part number stamped on your old roller\u003c\/li\u003e\n \u003c\/ul\u003e"}