Zero-offset stems were typical of the era, but Keating's handlebar design was unique to him. Seen here in "Race" mode, the bar could be flipped for a more upright and comfortable riding position depending on the riders sensibilities.
Keating's "Direct Tangent Spokes" and custom low-flange hub - an early predecessor to todays straight-pull design.
Keating script leather saddle, standard on all models.
Maintaining chain tension with horizontal dropouts remains as relevant today as it did in 1897. Keating's remedy was quite novel for the time.