BALLISTA Penetrator Insert Adapter, 4.2mm ID, 8-32, 150 Grain, 12 Pack

BALLISTA Penetrator Insert Adapter, 4.2mm ID, 8-32, 150 Grain, 12 Pack

• Built for 4.2mm Micro-Diameter Shafts. These BALLISTA Penetrator Insert Adapters fit arrow shafts with 4.2mm inner diameter and are optimized for BALLISTA Sting bolts.
• 150 Grain Stainless Steel Weight. Each insert weighs 150 grains, adding front-end mass for deeper penetration and a tuned setup with 100-grain field points or broadheads.
• Works with 8-32 Tips and Broadheads. The adapter connects 4.2mm ID shafts to standard 8-32 field points and broadheads, helping keep practice and hunting setups consistent.
• Precision-Machined for Consistency. Uniform weight and geometry help support shot-to-shot consistency and arrow flight when installed correctly with compatible shafts and tips.
• Protective Skirt Design. The insert helps reinforce the shaft end and reduce cracking or splitting risk during hard impacts, supporting longer shaft service life.
• 12-Pack, Simple Fit Check. Includes 12 stainless steel adapters; confirm 4.2mm shaft ID, test fit your tips or broadheads, and install according to your arrow shaft instructions.