Ballpoint

12.4 gram 18 gram 20 gram 22 gram 22.4 gram 23 gram 23.13 gram 24 gram 27mm 28 gram 29 gram 29.87 gram 30 gram 31 gram 31.51 gram 31.67 gram 31.78 gram 32 gram 34 gram 35 gram 37 gram 37.69 gram 38 gram 39 gram 42 gram 43 gram 44 gram 44.12 gram 48 gram 49 gram 50 gram 53.3 gram 54 gram 144 gram