Fitments Years Make Model 2013 - 2019 Beta 250 RR 2013 - 2019 Beta 300 RR FeaturesThe Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams and it shares many of the same characteristics with its’ craftsmanship and material qualityBroadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-revNo matter what type of riding you do, the Fatty has the benefits you’re looking forLighter 20 gauge steel used for the body of the pipe19 Gauge steel used for the header portionHand pounded seams for smooth flow transitionsSpecs Product Name: Pipe Type: Exhaust Weight: 2.23 kg Model: Factory Fatty Weight: 4.9 lb Material: Steel Riding Style: Off-Road Units: Each Weight: 2,23 kg (4,9 lb)Approximate Package Weight & Dimensions Weight: 6.68 Height: 11.25 Length: 18.81 Width: 16.92