Only fits the isT 35mm FILM SLR. You need to remove your old base, then replace with this base and use the original screws to fasten it down.
New Camera Top Plate (Chrome) - For Asahi Pentax SP500 35mm SLR ref:1821-27
GENUINE PENTAX MX 35mm FILM SLR SELF TIMER LEVER PARTS
New Camera Top Plate (Chrome) - For Pentax MG 35mm SLR
ASAHI PENTAX AUTO BELLOWS MINT COMPLETE 35mm CLOSE FOCUS MACRO CAMERA RAIL
35mm Film SLR Camera Shutter Block Assembly Lot Nikon Canon Pentax AS-IS V28
Pentax Motor Drive Winder socket cap/cover for MX ME Super 35mm SLR camera