The TKR1228 M4 Countersunk Washers (Black, 10pcs) from Tekno RC are precision-engineered washers designed to provide a secure, flush fit for countersunk screws in your RC vehicle assemblies. Made from durable materials with a black finish, these washers help distribute load evenly, reduce wear, and enhance the overall strength of your connections. The TKR1228 washers are compatible with select Tekno RC vehicles, including the EB48 series, ET48 series, NB48 series, SCT410, and MT410 platforms. Ideal for maintenance, rebuilds, or performance upgrades, these washers ensure a clean, professional assembly and reliable performance. Always verify compatibility with your specific model before installation.