Ballista 13 in Practice Bolts Pack of 6. These bolts are great for recreational shooting and practice. Ballista bolts although compact in size are highly effective and reliable because theyre like a miniature copy of expensive carbon ones setting them apart from most plastic bolts. Specifications for Ballista 13 in Practice Bolts - Pack of 6: Manufacturer: Ballista Length: 12.8 in Weight: 140 grain Shaft Length: 11.8 in Fabric/Material: Carbon Features of Ballista 13 in Practice Bolts - Pack of 6 Compatible with Ballista BAT Ballista Bat Reverse and some other pistol crossbows Not Compatible with Ballista BAT Reverse with Magazine Package Contents: Ballista 13 in Practice Bolts - Pack of 6 Ballista BAL-BL-02: 13 in Practice Bolts Pack of