Model Type: Single Mid-Large Fin. Material: High-Quality Transparent Soft TPU. Colors Available: Orange, Black, Green.
eBay
Surfing Water Wave Fin Stabilizer Stand Up Paddle Board Marina Surfboard Slide-in Central Fin Side Fins Kayak Skeg Tracking Fins
Aliexpress UK
Fits all standard fin boxes in the market. -A rubber O-ring to eliminate loosening while surfing. -No Tool Required: Hand tighten against rubber o-ring, easy to install in seconds. There are slight difference between the picture and the real item caused by light brightness,hope you can understand.
eBay
4 Inch Slide-in Fin SUP Accessories Surf Water Wave Fin Stablizer Stand Up Paddle Board Surfboard Side Fin
Aliexpress UK
Fits all standard fin boxes in the market. -A rubber O-ring to eliminate loosening while surfing. Material: 316 stainless Steel. -316 stainless steel construction, rust and corrosion resistant. -No Tool Required: Hand tighten against rubber o-ring, easy to install in seconds.
eBay
SUP board Accessories SUP Fin Stand Up/Paddle/Inflatable Board Surfboard Central Fin Water Sport
Aliexpress UK
BALANCE - Increases balance and stability of your paddle board. SAFETY CLIP - The simple safety clip allows for quick and safe installation of your fin. PERFORMANCE - A streamlined and curved fin shape allows for maximum performance regardless of water conditions.
eBay
PVC Surfboard Center Fin Detachable Stand Up Paddle Board Long Board Center Fin
Aliexpress UK
Model Type: Single Mid-Large Fin. Material: High-Quality Transparent Soft TPU. Colors Available: Orange, Black, Green.
eBay
KEDEAN Underwater Thruster Electric Fin Motor for Fishing SUP Paddle Board Surfboard POWER FIN Remote Control Kayak Thruster
Aliexpress UK
The fin is simply pushed into the fin box and secured with the small pin on the strap. Compatible manufacturers include F2, Fanatic, Bluefin, Red Paddle, Makaio, Mistral. Suitable for all boards that have a US box system mount.
eBay
SUP board Accessories SUP Fin Stablizer Stand Up/Paddle/Inflatable Board Surfboard Slide-in Central Fin Side Fin
Aliexpress UK
【Wide Application】: Surfboard fin thruster is suitable for longboard, surfboard, and stand up paddleboard, inflatable surfboard, providing good hold in both flat waters paddling and turning around. 【Easy Installation】: Use glue to stick to the rear end of surfboard, usually on both sides of the board surface, to assist the use of the central water diversion sheet, to increase the stability and directionality of surfboard.
eBay
316 stainless steel screw fin box fixing stand up paddle board SUP surf board fin US fin box accessory
Aliexpress UK
Item Type: Paddle Board Fin. 1 x Paddle Board Fin. If you do not receive our reply within 48 hours, pls. If you are satisfied with our service, pls.
eBay
1 Set 11 Inch Surfboard Slide-in Central Side Fin Kayak Skeg Tracking Fin With PVC Fin Base - Sup Stand Up Paddle Board Surfing
Aliexpress UK