Boston Gear offers a complete range of pneumatic and hydraulic cylinders with a bore-diameter range of 7/16" to 8". Because the E25 series of disposable cylinders are dimensionally interchangeable with the market leaders, and the A21, BE10, BE11, and BJ11series are manufactured to NFPA/JIC standard-mounting dimensions, our cylinders can replace any cylinder manufactured to those specifications. Our disposable cylinders have been designed using materials specifically selected for optimum performance and service life. Each component is precision machined, assembled, and tested to exacting quality standards using state-of-the-art equipment and cylinder technology. Four lines of the most popular cylinders, a unique line of cylinder accessories, and an excellent selection of compatible mounting hardware make Boston Gear your full-line pneumatics vendor. And finally, Boston Gear's cylinders and accessories are quickly available through our Guaranteed Same Day Shipment Program.