Colored Übungs-Schlauch (Das neue Verfahren)

The colored exercise tube(The new process) is made up ofnatural rubber materialand parts.It passed the ROHS test of TUV,and also can live up to environment requestment in Occident.Its used for exercise and bodybuilding equipment part,There are several size and colors can be chose. Size（D×d）mm 2x42x53x53x63x73x83x94x64x74x84x94x105x75x85x95x105x126x96x106x116x126x137x107x117x127x137x148x118x128x138x148x169x129x139x149x159x1610x1410x1510x1610x1710x18 Elongation Force（Pounds） Size100% 150%200% 300%3x62.983.754.415.953x74.265.566.539.044x61.92.362.763.594x74.215.274.415.954x85.298.164x1010.6313.7416.2923.175x84.65.696.538.85x96.618.39.8313.435x108.7110.7211.8815.965x119.2810.941317.535x1213.0717.1320.3326.726x94.855.977.129.466x106.798.259.8813.036x1111.5118.017x105.897.348.6411.667x118.5310.5812.5917.337x1211.5514.4217.0222.38x129.1110.313.5418.418x1416.3420.1124.5822.458x1620.926.1331.31