Pro III just got a 'fucky-doodle-dandy' upgrade and is now the all new Pro4! Marking 10 years of fucking around the world, the fuck-beast has been refined yet again!! To keep it simple, we have taken the best quality machine on the market, thrown it at our engineers and INSISTED they make it even better! New un-paralleled levels of perfection have been achieved. No gimmicks, no bells and whistles, just the quality, smooth, silent and reliable performance you have come to trust with our products.The best just got even better. Is than even possible???Here are the features in detail:Auto sensing modular power supply: Packing a serious punch, this is no puny laptop power supply, its specially designed by us to ram the biggest toys on the market.Modular design for easy component replacement. This machine will last a lifetime, but let's say a part wears out e.g. your all-weekend parties get out of hand? No problem, all major parts are now plug and play for ease of replacement, its child's play.Aesthetic overload!! To help you KNOW you have the genuine article, we freshened up some parts to make the machine instantly recognisable in a sea of cheap copiesSolid steel weighted legs for the ultimate stabilityRevised quick release leg clamps 400% stiffer than previous modelsHigh speed motor (up to 280 RPM)Quick-connect toy adaptor with vac u lock style barb to fit all doc Johnson toys etc. (Change toys effortlessly in seconds)Reduced reciprocating mass for smoother operationBespoke hi quality nylon bag with foam lining to protect your machine whilst discreetly on the moveThis sex machine is extremely powerful and versatile featuring an adjustable thrust rod length, adjustable thrust depth of 1-6 inches and adjustable front and rear legs to suit various positionsSupplied with black 8 inch toy in hypoallergenic silicone as standardAt F-machine we have been mechanically sucking and fucking our customers for more than 10 years. We take great pride in knowing that our expertly innovated products provide their owners and their slaves with the deepest, smoothest, most controllable satisfaction money can buy. Our machines are not necessarily the cheapest, simply because they are not cheap.F-machine Pro4 is no exception and sets the benchmark in professional mechanical fucking fun. Constructed from CNC machined 6061 alloy precision components with industrial spec speed controller/motor it's designed to look elegant yet is enormously powerful, performs flawlessly and will pound you relentlessly for many years to come. It's very-very quiet, but are you?Solid steel weighted legs for increased stabilityRevised quick release leg clamps 400% stiffer than pro IINew High speed motor (up to 280 RPM)Modular design for easy parts replacementQuick-connect toy adaptor with vac u lock style barb to fit all doc Johnson toys etc. (Change toys effortlessly in seconds)Reduced reciprocating mass for smoother operationNew bespoke logo embossed end capsBreaks down into high quality nylon bag with bespoke foam lining to protect your machine whilst discreetly on the moveThis sex machine is extremely powerful and versatile featuring an adjustable thrust rod length, adjustable thrust depth of 1-6 inches and adjustable front and rear legs to suit various positions