Pannier bag anzahl 2 material nylon type ps 36c coating polyurethane coated capacity 40 litres attachment quick lock 21 material properties waterproof ecological information pvc free safety features reflective print fastener roll closure features shoulder strap innenaufteilungen main compartment inner pockets dimensions w x h x d 42 x 2332 x 17 cm weight 1 680 g colour blue series ortlieb back roller