18-Spline Long Shaft B250K Push-Push Brass Potentiometer – 9.4mm Thread, Guitar Tone/Volume Control, (Set of 4)

DIAO79NI 18-Spline Long Shaft Push-Push Brass Potentiometer is designed for guitar tone/volume controls, pickup phasing, coil-tap switching, and more. Featuring a 6mm (0.24") knurled brass split shaft with a push-pull mechanism (19.5mm / 0.76" pressed height, 23mm / 0.9" extended height), it ensures precise adjustment and compatibility with Squier, Ibanez, and other Asian-made guitars. The aluminum base (17mm x 13.6mm / 0.67" x 0.54") and 9.4mm (0.37") threaded bushing diameter provide durable mounting. Choose A-type (audio taper for tone) or B-type (linear taper for volume), paired with 250K (single-coil pickups) or 500K (humbuckers) resistance. Each option includes 2 or 4 pots with nuts/washers for versatile upgrades.

• 18-Spline Brass Shaft – 6mm (0.24") knurled shaft with 18 splines for firm grip on standard guitar knobs, preventing slippage during adjustments.
• Push-Push Functionality – 19.5mm (0.76") pressed / 23mm (0.9") extended shaft height for coil-tap switching or phase reversal.
• Precision Compatibility – 9.4mm (0.37") threaded bushing and compact base fit most import guitar control cavities.
• Tonal Versatility – A-type (audio taper, tone) / B-type (linear taper, volume), 250K (single-coil) or 500K (humbucker) options.
• Complete Upgrade Kit – Includes 2 or 4 pots, nuts, and washers for hassle-free installation.