Male Elbow KQ2L The KQ2L male elbow fittings from SMC are quick and easy to install into your pneumatic fittings. These KQ2L male elbows are also more compact in design which means that these elbows can be used within a confined space. Male elbow fittings are to be used to pipe a female thread at a right angle. The new KQ2 range of products are lighter than previous models and have the advantage of improved insertion and removal forces. Can be used under a wide range of pressures from a low vacuum to 1MPa Low force required for fitting and removal Compact dimensions for use within smaller spaces