Laboratory essential for shooting a shallow water cover. Although it is released for over 10 years, it is a masterpiece that does not know that it can fade. The head which draws a compact and smooth curve is made of high specific gravity 13 resin tungsten. It has a smooth operation feeling, even in the troublesome cover. Repeated minor changes of each part, it has reached the completion region no longer. Original silicone skirt that delicately flares well SR-40. It is polite and skilled hand-rolled.