uxcell 50W Power Rating 5% 4 Ohm Resistance Gold Tone Aluminum Case Resistors 2 Pcs Resistance Value: 4; Power Rating: 50W Resistance Tolerance:  5% (J) Dimension: 7.3 x 2.7 x 1.5cm/ 2.8" x 1" x 0.6" (D*W*H) Mount Size: 4.2 x 2cm/ 1.6" x 0.8" (L*W) External Material: Aluminum; Color: Gold Tone