Park Tool BMK-17 Base Master Tool Kit. The most comprehensive professional bicycle tool kit available anywhere. The BMK-17 Base Master Tool Kit includes virtually everything you need to start a bike shop or repair business from scratch — just add a repair stand and somewhere to put it all. This complete set of over 300 professional-level hand tools measurement devices fixtures lubricants and accessories is updated regularly to include the latest and most relevant tools. The BMK-17 equips you to service just about any component on any bike that may roll your way from basic adjustments to a frame-up bike build. Brought to you by Park Tool the only company capable of offering a kit this thorough.