Small Spiral Bevel Gearbox Features: * gear ratio 1:1,2:1 * efficiency 95% * 2 ways,3 ways,4 ways * right angle ... ,7M,8M,10M,12M,16M,20M,25MSpeed Ratio1:1,2:1,3:1,4:1,5:1. Special ratio,following clients' ordersConfigurationsspiral bevel gears,bearings,housing ...