Includes (2) Exhaust Covers. New, Bulk Packed. Genuine OEM Replacement Part JA1162E1-2PK. Consult owners manual for proper part number identification and proper installation. Please refer to list for compatibilityCompatible With The Following Models:Bostitch:BN200SB Type 1, BTFP1850K Type 0, FMFP71928 Type 0, SB-100SX Type 0, SB-125BN Type 0, SB-150SX Type 0, SB-1842BN Type 0, SB-1850BN Type 0, SB-1850BN Type 1, SB-1850BN Type 14065000 and Higher, SB-2IN1 Type 0, SB-2IN1 Type 1, SB1850BN Type 0, SB1850BN Type 1, SWK1850BN Type 0