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Stock stem bolts are steel — they corrode in aluminum steerers, come in one length, and have no color options. TiNE titanium M6 stem cap bolts in 4 lengths (25/30/35/45 mm) weigh 2.0-3.3 g, never seize, and come in 8 anodized colors. Pick the right length for your stack height.

TiNE titanium computer mount for Cervelo S5 one-piece handlebar: ultralight 11.39 g (standard head units) or 1050 reinforced 19.39 g (Garmin Edge 1050). Both share 3.8 g detachable under-mount with a single mount point for GoPro or light (one at a time). Ultralight total 15.19 g with GoPro, 1050 version 23.19 g. 8.0 g difference — largest in TiNE mount lineup — from reinforced faceplate for wide aero bar. Three S5 generations (2020-2022, 2023-2025, 2026) each require dedicated mount.

TiNE titanium computer mount for Specialized Roval Rapide one-piece handlebar: ultralight 10.5 g (standard head units) or 1050 reinforced 16.5 g (Garmin Edge 1050). Both share 3.8 g detachable under-mount with a single mount point for GoPro or light (one at a time). Ultralight total 14.3 g with GoPro, 1050 version 20.3 g. 6.0 g difference from reinforced faceplate only. Topology-optimized 3D-printed titanium arm. Pairs with TiNE carbon fiber stem covers (4 team paint schemes) and SL8/SL9 frame bolt kit. CNC Grade 5 Ti-6Al-4V, 8 anodized colors.

TiNE titanium Shimano limit and tension screw pair: 1.0 g vs 3.0 g stock on 105 R7170 (2.0 g saved), 1.0 g vs 2.0 g on Ultegra R8170 (1.0 g saved), 1.0 g vs 0.8 g on Dura-Ace R9270 (+0.2 g — weight-positive). Best value for 105 R7170 riders. Part of rear derailleur bolt-by-bolt savings: 11.4 g total on R7170 across pivot bolt + jockey wheel screws + limit/tension pair. CNC Grade 5 Ti-6Al-4V, 2-piece set, 8 colors.

TiNE titanium bottle cage bolts: M5×10 mm at 0.7 g each and M5×14 mm at 0.8 g each. Four bolts (two short + two long) per pair of cages total roughly 3.0 g versus ~4.8-6.0 g stock steel, saving 1.8-3.0 g. Easiest TiNE product to install — 4 mm hex key, no torque wrench needed. Part of the SL9 frame bolt kit (4 cage bolts = ~3.0 g of the 8.3 g kit total). CNC Grade 5 Ti-6Al-4V, 8 anodized colors. Fits all standard M5 cage mounts.

TiNE Colnago Y1RS titanium expander kit selection and installation guide: shaft sizing per frame size (XS baseline, +0.4 g Ti per step), handlebar screw selection per spacer count (0-5 spacers, 6 M6 configs), 9-step assembly sequence from expander core to surface bolts. Shaft must be installed before surface bolts. Kit stacks with Y1RS computer mount and balance weight set. 49.4 g saved (XS + 0 spacers baseline). CNC Grade 5 Ti-6Al-4V, 13-piece, 8 colors.

TiNE titanium Colnago Y1RS expander bolt kit: 49.1 g vs 98.5 g stock (XS + 0 spacers), saving 49.4 g — over 50% weight eliminated. Largest single-kit savings in TiNE's catalog. Expander core (shaft 15.8 g vs 33.8 g + ring 4.9 g vs 12.1 g + bolt 6.5 g vs 10 g) saves 28.7 g alone. Shaft sized per frame; handlebar screws matched to spacer stack (0-5 spacers). CNC Grade 5 Ti-6Al-4V, 13-piece kit, 8 colors.

TiNE titanium double chainring locking bolt pair: 2.0 g per pair (M8×6 bolt + M7 nut), double-sided hex interface on both bolt head and nut. Grade 5 Ti-6Al-4V, CNC machined, 8 colors. 4 pairs needed for full crankset (8.0 g total). Designed for two-piece cranksets with removable chainrings.

TiNE titanium Specialized SL9 frame bolt kit: 8.3 g vs 19.7 g stock, saving 11.4 g. 8-bolt kit covers seatpost clamp ×1, FD mount ×2, bottle cage ×4, headset ×1. SL9-specific thread lengths. Stacks with TiNE Shimano derailleur and hydraulic kits for 42.2 g total savings across the full bike. CNC Grade 5 Ti-6Al-4V, 8 colors.