Specification Brand : SEADOG BulletPoint : Great Product BulletPoint1 : U-bolts for mounting to frames up to 3" wide x 5-1/4" high Leg length is 6" with a thread length of 2" BulletPoint2 : 4 U-Bolts per kit.(nuts and washers not included) For use with our Roller Guide-On, Post Guide-On and Bunkboard Guide-On BulletPoint3 : Genuine replacement part for C.E. Smith Part Numbers 27600, 27610, 27620, 27625, 27640, 27645, 27660 BulletPoint4 : 5' Bunk board style guide-ons (P/N 27600)require (2) kits, all other guide-ons require (1) kit BulletPoint5 : For all your Trailer Parts and Boat Accessories click on "Available from these sellers" then click on AccessoriZ My Ride Color : Black ExternallyAssignedProductIdentifier1 : 035514328050 ExternallyAssignedProductIdentifier2 : 0035514328050 GpsrSafetyAttestation : 1 IncludedComponents : Great Product ItemName : Sea-Dog Replacement Short Bow Roller - Natural Rubber/Brass Insert ItemPackageDimensions_Height : 14.7 centimeters ItemPackageDimensions_Length : 4.2 centimeters ItemPackageDimensions_Width : 9.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : boat-trailer-guides-and-rollers Manufacturer : Sea-Dog Material : Plastic ModelName : 328059-1 ModelNumber : 328059-1 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 4 PackageLevel : unit PartNumber : 328059-1 ProductDescription : Large Frame U-Bolt Kit U-bolts for mounting to frames up to 3" wide x 5-1/4" high Leg length is 6" with a thread length of 2" 4 U-Bolts per kit.(nuts and washers not included) For use with our Roller Guide-On, Post Guide-On and Bunkboard Guide-On Genuine replacement part for C.E. Smith Part Numbers 27600, 27610, 27620, 27625, 27640, 27645, 27660 5' Bunk board style guide-ons (P/N 27600)require (2) kits, all other guide-ons require (1) kit ProductSiteLaunchDate : 2015-12-12T08:00:00Z Size : 3.3 oz Style : Music SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 25170000 WarrantyDescription : Warranty