1) Chain system 2) Flywheel: 13 KGS 3) Resistance: Fine tuning, manual control 4) Computer Function: 1LCD sigle windows, display: scan, time, speed, distance, calorie 5) Assembly Size(L * W * H CM): 125 x 50 x 135 cm 6) Carton Size (L * W * H CM): 100 x 22.5 x 86 cm 7) N.W/G.W: 30/33.5KGS 8) Max User Weight: 120KGS 9) Loading Quantity: 20FT/40FT/40HQ 136/280/346 PCS