8mm Fixing Bolt 130mm from one end of bracket / 90mm from other end.
eBay
4.8m White Hypalon Rib Boat 480 A With Teak Floor And Trailer Rowing Boats
Aliexpress UK
Includes wobble rollers - rollers can 'wobble' on the shaft to fit most hull shapes.
eBay
1PC Kayak Inflatable Boat Anchor Rope Buckle Holder Anchor PVC Tie off Patch Wheel Anchor Row Roller for Rowing Boat Kayak
Aliexpress UK
Includes wobble rollers - rollers can 'wobble' on the shaft to fit most hull shapes.
eBay
High Speed Amphibious Boat Land And Water Sport Motorboat Quad Jet Ski Rowing Boat
Aliexpress UK
Zinc plated bracket 19mm spindle. These brackets maybe fitted to the trailer with M10 fixings through the slots provided, hole centres 66-81mm. AB, BT, HS, IV, KA, KW, PA, PH, ZE, Isle of Wight, Isle of Man, Isles of Scilly and Channel Islands.
eBay
5 pieces Tub Shower Bathtub Fiberglass Resin Epoxy Roller Repair Roller Bubble Tool Kit for Tub Shower Bathtub Boat Repair
Aliexpress UK
The rollers are made from a non marking polypropylene with nylon v bush and nylon washers. 4 x Rollers. Single roller kit. 2 x 4 hole plates. What’s in the kit 4 x U -bolts.
eBay
Kayak Boat Roller Suction Cup Type Load Assist Strong Suction with Foam Rollers for Mounting Kayaks and Canoes To Car Tops-Black
Aliexpress UK
Flat Keel Boat Roller 19mm Bore. AB, BT, HS, IV, KA, KW, PA, PH, ZE, Isle of Wight, Isle of Man, Isles of Scilly and Channel Islands. Important information.
eBay
Kayak Cart Boat Trailer Folded Adjustable Solid Wheel Aluminum Alloy Pipe Sturdy Carrying Portable Canoe Transport Cart
Aliexpress UK
ThisBracket and Keel Roller Assembly is a heavy-duty, marine-grade solution designed to guide and support your boat’s keel during launching, loading, and transport. Built for long-lasting performance, it features a rugged bracket combined with a non-marking polyurethane roller, ideal for a wide range of boat trailers.
eBay
Kayak Carrier Trolley Trailer Transport Cart Wheel for Canoe Dragon Boat Wheel Replacement Kayak Car Rack Tires Dolly
Aliexpress UK
ThisBracket and Keel V Roller Assembly is a heavy-duty, marine-grade solution designed to guide and support your boat’s keel during launching, loading, and transport. Built for long-lasting performance, it features a rugged bracket combined with a non-marking polyurethane roller, ideal for a wide range of boat trailers.
eBay
Kayak Wheel Trailer Trolley Cart Tire with TPE Surface Canoe Convenient Professional Wheels Outdoor Boat Surfing
Aliexpress UK