Bossi Grit SS (2026)

gravel · titanium · sizes 50–60 · tyres up to 50 mm You choose the cockpit Manufacturer’s website

Geometry ?

Bossi Grit SS 2026 geometry in sizes 50–60: stack 542–620.5 mm, reach 373–401 mm, head angle 70.2–72°.

	50	52	54	56	58	60
Stack	542 mm	554 mm	567 mm	586 mm	605 mm	620.5 mm
Reach	373 mm	373 mm	381 mm	388 mm	395 mm	401 mm
Head angle	70.2°	71°	71.2°	71.2°	71.8°	72°
Seat angle	74.2°	73.8°	73.5°	73.2°	72.8°	72.5°
Seat tube (c-c)	455 mm	475 mm	490 mm	510 mm	530 mm	550 mm
Head tube	116 mm	125 mm	140 mm	160 mm	180 mm	195 mm
Top tube (effective)	526 mm	534 mm	549 mm	565 mm	582 mm	597 mm
BB drop	78 mm	78 mm	76 mm	76 mm	74 mm	74 mm
Chainstay	435 mm	435 mm	435 mm	435 mm	435 mm	435 mm
Wheelbase	1023 mm	1020 mm	1031 mm	1049 mm	1053 mm	1062 mm
Fork offset	50 mm	50 mm	50 mm	50 mm	50 mm	50 mm

Source: bossibicycles.com, checked 12 Nov 2026 · bar position: worked out from published data

Stock build

I don’t have the build for each size yet.

Frames with similar geometry

Stack and reach within 12 mm of size 56 (stack 586 / reach 388 mm).

Spotted a mistake or a missing build? Let me know.