Troy Bilt Ride On Lawn Mower MTD20 42 Size:MTD20 42 Saw chain by pitch gauge number Size:14*17 (180A 1417) AL CU Saw chain by pitch gauge number and drive link count 415 V AC 50 60 Hz conforming to EN IEC 60947 225 kA Icu at 440 V AC 50 60 Hz conforming to EN IEC 60947 210 kA Icu at <= 125 V DC conforming to EN IEC 60947 2 Utilisation category Category A conforming to EN 60947 2Category A conforming to IEC 60947 2 Suitability for isolation Yes conforming to EN 60898 1Yes conforming to EN 60947 2Yes conforming to IEC 60898 1Yes conforming to IEC 60947 2 Standards IEC 60898 1EN 60898 1IEC 60947 2EN 60947 2 Quality labels NF Complementary Network frequency 50 60 Hz Magnetic tripping limit 8 x In + 20 % [Ics] rated service breaking capacity 50 kA 100 % conforming to EN 60947 2 220 This is a professional machine that we sell on quotation rather than at the listed price: it ships as freight with export packing Genuine product sourced through official Korean distribution