inputs.text: not made like passives - stout design not like passives top cone attached directly rear flat cone no spider voice coil former shipped one large weight one small weight installed silver plastic dust cap another large weight included well even lower tuning small tee nuts mounting included wellthey may discontinued twelve ten inch version still available imagine sell making custom box include two 12 prs jl 12 w7 power driver small 1375cu ft boxwas shipped quickly no problehems quality product order company build another box friend not clue happening boston acoustics spg 555 stadium 13 subwoofer seehem completely stopped making g5 series subs boston acoustics pretty good company