Assembly Instructions Product Description Modify the balance and ergo of your EPS Wraith Balisong with Zippy spacers, made in-house from a rubbery, shatter-proof polyurethane. Compatible with both G10 and Titanium variants. The spacers add positive "saw-tooth" jimping to the Wraith and include a tungsten weight system for adjustable balance. The spacers are available as either full-length flush spacers, or handle extensions which add length and protect the handles from drops. Features Optional handle extensions increase handle length from 4.47 to 4.6" and improve comfort. Positive sawtooth jimping for extra grip on ladders and choker fans Deepens sound. Handle inlays sold separately. Adjustable balance: Each spacer houses removable Tungsten weights to fine-tune the balance profile to your preference. Spacer Comparison Zippy Ti-Wraith Flush spacers (0.041 oz each empty, up to 0.063 oz) enabling the option to reduce or increase the handle bias compared to the stock spacers. Zippy Ti-Wraith Handle extensions (0.050 oz each empty, up to 0.071 oz). Provides similar balance empty, but using the weight provides a slightly more handle biased profile compared to the stock spacers. Zippy G10-Wraith Flush spacers (0.050 oz each empty, up to 0.092 oz) enabling the option to reduce the handle bias compared to the stock spacers. Assembled weight with inlays: 4.094 oz, up to 4.182 oz. Zippy G10-Wraith Handle extensions (0.058 oz each empty, up to 0.100 oz). Assembled weight with inlays: 4.110 oz empty, up to 4.198 oz. Provides more neutral balance empty, but using both weights provides a slightly more handle biased profile compared to the stock spacers. A stock Ti Wraith spacer weighs 0.054 oz. Stock G10 Wraith spacer weighs 0.098 oz. Assembled weight: 4.170 oz.