The Topeak Defender FX/RX Mudguard Set is the perfect choice for lightweight durable mud protection on wet rides. Quick release allows DeFenders to be installed and removed in seconds. A highly polished underside helps prevent dirt buildup and aids in cleaning.Topeak Defender FX/RX Mudguard Set FeaturesFits 27.5” – 29” MTB tires up to 3” wide.Attachments: QR fork attachment fits 19.6 - 26 mm & 27.7 - 35 mm steerer tube (FX), QR seatpost attachment (RX)Adjustment: Rear angle adjustableMaterial: Two tone injected high impact resistant plasticSize: 73 x 21 x 11 / 28.7” x 8.3” 4.3” (Front), 61 x 18 x 10 / 24” x 7.1” x 3.9” (Rear)Weight: 233 g / oz (FX), 226 g / oz (RX)