Lapua 30 Caliber Rifle Bullets 100 Grain FMJBT 100 Bullets. Lapuas D166 bullet has been used in Finnish military applications since 1936 and it still has a great reputation among traditional mid-range and long range rifle target shooters. Specifications for Lapua 30 Caliber Rifle Bullets 100 Grain FMJBT: Manufacturer: Lapua Caliber: .30 Carbine Bullet Weight: 100 grain Bullet Quantity: 100 Bullet Package Contents: Lapua 30 Caliber Rifle Bullets 100 Grain FMJBT Lapua 4PL7005: 30 Caliber Rifle Bullets 100 Grain FMJBT 100 Bullets