New for 2011, US Mower introduces the 135MM mid mount boom mower series for utility size tractors.  Manufactured out of 100,000 psi high strength steel. Has full frame support mount-No bell housing mount. Standard with  55,000 btu oil cooler.   Available with axle stabilizer cylinder, mechanical cable controls or electronic joystick. Available in 17′, 21, and 23′ booms and a variety of flail and rotary mowing heads.