https://www.soriatec.net/aletas Dual System carbon pure. Our Dual system fin has a smooth surface on the front rough and matte on the back, this system takes advantage of the glide on the surface flap thanks to its smooth surface. The rough rear area increases the thrust, thanks to the roughness of the rear part it avoids skidding in the flapping thus achieving a greater We carry out international shipments, if your shipping region is not available, please contact us. Click here efficiency. Measures 80x 23cm. Hardness he hardness measurements are indicative, a fisherman could vary to a lower hardness depending on the type of fishing, ballast or preference. Manufacturing System: For the development of our fins we have created our own manufacturing methods, developing a system that allows an increase of 10% more re-activity of the fin, lowering its weight compared to the previous model by 10%, thus achieving a more effective fin , more resistant and more efficient. Video All our fins are manufactured in 5 different hardnesses. You can choose the V cut (Fish tail) or asymmetric . #freediving #fin #carbonfiber

https://www.soriatec.net/ https://www.instagram.com/soriatec/?hl=es https://www.facebook.com/Soriatecspearfishing/ Our Fénix tube is manufactured in measures 85,90.95, 100,105,110 and 115 cm, its sepia bone type shape allows a lateral movement without difficulty, it has an inner diameter of 26 mm and 31 mm of exterior with which we can install the vast majority of market handles, the sale of our Fénix tube in front of others is that it is not hollow, our tube inside houses a material that does not absorb water and gives it the necessary buoyancy, thus providing more mass and rigidity. #speargun #fishing #soriatec #pescasub