The double hull tender sized from 360cm to 1150cm, we call Sport boat. For PVC rigid inflatable tender SP420, Its boat hull is made of 3mm aluminum plate. 70L fuel tank into front locker is optional. Open aluminum hull tender has middle console and seat rear. also coupled with standard accessories of anchor holder, aluminum roll bar with navigation lights, EVA pad, bilge pump, full length keel guard,aluminum oars, foot pump and repair kit.