This is the same stem that comes on all complete Sunday bikes, from the Spark to the PRO. The stem's top cap is a 6061-T6 aluminum forging for additional reinforcement in the bar clamping area. The stem has a 34mm rise to maximize bar height, and a length of 52mm.
52mm. Style: Topload using 6 bolts total (2 for pinch & 4 for bars)
Reach: 52mm
Height: 34mm
Threadless