While Spark bindings are made SUPER solid, it's smart to have spare parts for any performance piece of equipment. It's better to have it and not need it, than to need it and not have it. Get some spare parts and save yourself a suffer fest out of the backcountry.
Manufacturer Description:
A complete binding's worth of hardware, helpful if you’ve got a screw loose!
Weight: 2.0 oz (59g)
4x M6 x 12mm Heel Loop Screws (for XS bindings)
4x M6 x 16mm Heel Loop Screws (for S, M, L bindings)
3x M6 x 10mm Tesla Bracket Screws
2x M6 x 8mm Heel Rest Screws
2x Highback/Ankle Strap Washers
2x Highback/Ankle strap T-nuts
2x Highback/Ankle Strap Screws
1x Pillow Line Ankle Strap Adjuster Screw
1x Pillow Line Toe Strap Adjuster Screw
1x Ankle Buckle Screw
1x Toe Buckle Screw