Pro-Form 280 Re Bike Manual page 5

M6 Washer M10 Split M6 Locknut M10 Locknut M4 x 16mm
Washer (48)–2 (56)–4 (58)–2 Screw (62)–10
(63)–4
M6 x 18mm Patch M6 x 38mm Bolt M6 x 42mm Patch 1/4" x 38mm Patch
Screw (59)–2 (55)–4 Screw (60)–2 Screw (61)–4
M10 x 20mm Patch M10 x 36mm M10 x 64mm Patch
Screw (54)–4 Screw (57)–2 Screw (52)–3
M10 x 80mm Patch Screw (47)–2