Bosch 1600499005 Adapter suitable for use with the Bosch GBS; GDA; GEX; GEX 150 Turbo; GFF 22 A; GUF 4-22 A Professional; PBS; PDA 240 E; PKS; PRIO Lithium-Ion; PSF; PSF 22 A; PSM; PSS; PST 52 A; PST 52 AE; PST 53 A; PSS 250 AE; PST 650 E; PST 6500 E; PVS 300 AE; PMF 180 E

Dimensions:
Small end ID : 20mm
Small end OD : 24mm (tapering to 26mm)
Large end ID : 35mm
Large end OD : 38mm (tapering to 37mm)