Streamlight Face Cap Assembly (TLR-1, TLR-2) (Large hole) 10-6880: Used on all TLR-1 with S/N below C4-272,263 and TLR-2/Vantage with S/N below 046475 (Large hole) 10-6881: Used on all TLR-1s models, all TLR-1 from S/N C4-272-263 and after, and all TLR-2s models and Vantage with S/N starting at 046475. (Small hole)