Neck Insulator, Compatible with Brand Bernard, Series Centerfire, Compatible with Series BTB, Compatible with Model Q1515AB8BM, Q1515AB8BT, Q2015AB8CMC, Q2015AB8CTC, Q2015TB8CMC, Q2015TB8CTC, Q3015AE8ELC, Q3015AE8EMC, Q3015AE8ETC, Q3015AE8HMC, Q3015AE8XMC, Q3015TE8ELC, Q3015TE8EMC, Q3015TE8ETC, Q4015AE8ELC, Q4015AE8EMC, Q4015AE8ETC, Q4015AE8HMC, Q4015AE8IMC, Q4015TE8ELC, Q4015TE8EMC, Q4015TE8ETC, Q4025AE8EMC, Q5015GI8IMC, Q5015GI8LMC, For Nozzle Series Small Centerfire