Looking for the B-Piller seat belt bolt (2). It's an odd size, 11mm x 1.25mm thread. 17mm hex ATF. The shoulder is 8.5mm in length and is 12.9mm O.D. Threaded portion is 20mm long. Overall length is 33mm. These are for a 72. Photo below. Need two bolts.
Attachment 359513
Attachment 359514